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Pages 11 - 30 (I can only upload 20 pages at a time.)
Page 12:
"Colers Apparat Kl. 11.30 auf hohe": This clearly translates to "Coler's Apparatus at 11:30 on high." This is a strong indication that Professor Bragstad was working with a device attributed to Coler.
The measurements and calculations: The page includes values for volts (V) and amps (A), suggesting electrical measurements being taken. The mention of "Spulenkreis" likely refers to a coil circuit, a common component in electrical devices, potentially within Coler's apparatus.
Page 13:
Circuit Diagram: This page features a detailed circuit diagram with labels like "rp" (likely representing resistance), "ET" (possibly a type of electromotive force), and calculations for resistance values. The diagram's complexity and connection to Page 12's notes hint that it might be related to Coler's apparatus.
Page 15:
"Oslo Reise 12/8-25": This indicates a trip to Oslo starting on August 12th. While not conclusive, it's possible this trip was related to Coler or his devices.
Page 21:
"Berlin ved hjemkomst": This translates to "Berlin upon return." If the Oslo trip was related to Coler, this entry might mark Professor Bragstad's return from a meeting or visit related to the research.
Challenges and Next Steps:
Deciphering Abbreviations: Many abbreviations (like "Kl." and "Sp.") remain unclear and would require more context to decipher.
Connecting the Dots: While these entries are promising, it's challenging to definitively connect them without further clues within the notebook.
Language Barrier: My German is limited, which hinders a full understanding of some technical terms.
I recommend focusing on:
Other Mentions of Coler: Carefully examine the remaining pages for any other instances of Coler's name or terms like "Apparat" that might be related.
Technical Sections: Pay close attention to pages with circuit diagrams, equations, or lists of components, as they might offer clues about the device itself.
Trip Details: See if any entries related to the Oslo trip (or other trips) provide more context about the purpose or individuals met.
Pages 31 - 50.
Thank you for providing these additional pages! These are quite fascinating, especially since they contain more technical details and even a direct reference to testing Coler's apparatus.
Here's a breakdown of what I've found, focusing on the most relevant entries:
Page 32:
Workshop in Oslo: This page describes a workshop in Oslo equipped for mechanical and electrotechnical experiments ("mekaniske og elektrotekniske"). This strongly suggests a location where Coler's device might have been tested.
High Voltage: The mention of "6 Hewlett med Kviksølv...240 kV" likely refers to high-voltage equipment (Hewlett-Packard was a known manufacturer of electrical equipment), further supporting the idea of testing a device like Coler's.
Page 40 (Reversed):
Kostenvoranschlag: This seems to be a cost estimate or budget, potentially for components or materials related to the Coler apparatus or the testing setup.
Page 42:
Grundexperiment: The note "Grunden er at Woodford under. nr. 920 længst tilg. op" might be significant. "Grundexperiment" usually refers to a fundamental or foundational experiment. Could this be referring to a core principle of Coler's device or a specific test design?
Page 46:
Coler Apparatus Testing: This page is highly interesting! It explicitly mentions "Koles" (Coler) and describes an experiment using a modified apparatus:
Measurement Setup: The text refers to various components like "Spulekreis" (coil circuit), "Platte" (plate), and "Belast" (load). It also notes voltages (V) and amperages (A) measured at different points in the circuit.
Magnetic Phenomena: The phrase "naar apparatet 'Koles' er i ro...som en jernforbindelse gjennem" seems to describe a state when Coler's apparatus is at rest and suggests a connection or pathway created ("jernforbindelse" - iron connection) that could be related to magnetic fields.
Page 47:
Calculations: This page includes calculations based on the measurements from Page 46, possibly attempting to determine power output, efficiency, or other relevant parameters of the Coler device.
Key Takeaways:
Stronger Evidence of Coler Device Testing: These pages provide much stronger evidence that Professor Bragstad was directly involved in testing a device attributed to Hans Coler.
Focus on Magnetic Phenomena: The language used suggests that magnetic fields or effects played a significant role in the device's purported operation.
Need for Further Analysis: Deciphering the technical abbreviations, understanding the circuit diagrams, and translating the specific descriptions of the apparatus and its behavior will be crucial to gaining a clearer picture.
I recommend focusing on:
Page 46 in Detail: A close translation and analysis of the experimental description on Page 46 are crucial.
Related Diagrams: Compare the diagrams on pages 42, 43, and 44 to the descriptions on page 46 to see if they represent components or aspects of the experimental setup.
Cost Estimates: Analyze the "Kostenvoranschlag" on Page 40 (reversed) to see if any listed items provide clues about the Coler device.
Pages 51 - 70
Thank you for these pages! They provide a diverse mix of information, from what seems like lecture notes on electrical engineering to personal notes and even a recipe. Let's delve into the highlights, particularly focusing on any potential connections to Coler or unusual experiments:
Potentially Relevant to Coler:
Page 52 (Reversed): This table appears to document some kind of electrical test. The columns are labeled "Kg," "L," "St.," "W," "Volt," "Amp," "Watt," "richtig," and "anker." This structured data collection points to a systematic experimental approach, possibly related to the Coler apparatus or a similar device.
Page 58: "Instrumenter lag 5" - This likely refers to a set of instruments or tools ("lag" can mean "layer" or "set" in some contexts), suggesting organized experimentation. The specific instruments and their purpose would be valuable to decipher.
Other Interesting Observations:
Pages 51, 59, 61, 62, 63: These pages seem to contain lecture notes or explanations of electrical principles, including diagrams of waveforms and equations. These might offer clues about the type of experiments Professor Bragstad was conducting and the theoretical framework behind them.
Page 60: This page features a detailed circuit diagram labeled "Motorkobling" (motor coupling). While not necessarily related to Coler, it highlights Bragstad's work with motors and electrical systems.
Page 66: This page appears to describe a trip to London and lists hotels and addresses. Could this trip be related to Coler or other research?
Page 68: This page seems to contain a recipe or instructions for a building material using "gips" (plaster). It's fascinating to see such a diverse mix of personal and professional notes in the same notebook!
Pages 69 & 70: These pages discuss materials science, mentioning substances like "Kieselsäure" (silicic acid), "Kalk" (lime), and "Wasserglas" (sodium silicate). These materials might be relevant if Coler's devices involved unconventional components or construction.
Next Steps:
Page 52 (Reversed): A closer examination and translation of the table's headings are needed to understand the data being collected. This could be a key piece of the puzzle.
Page 58: Deciphering the types of instruments listed on Page 58 will provide insights into the experiments.
Contextual Clues: Look for any cross-references to page numbers or dates mentioned on these pages within the rest of the notebook. This could help connect seemingly unrelated entries.
Pages 71 - 90
Here's a breakdown of the most significant findings from pages 71-90:
Coler Apparatus Testing:
Pages 72-74: This "Protocol" describes tests performed on November 8th and 9th, 1926, with a "compound motor" and a "series dynamo," connected in various configurations. The use of an "elastic coupling" (flexible connection) between the motor and dynamo is intriguing, suggesting potential investigations into mechanical vibrations or resonance.
Page 78: This table documents detailed electrical measurements, likely during a test involving the "elastic coupling." The headings include "Volt," "Amp," "KW," (kilowatts), and "Watt."
Page 81: More detailed electrical measurements, this time with the addition of readings for "St.l" and "St.r." (possibly referring to current on the left and right sides of the circuit). The note "Direkte Kobling" (direct coupling) suggests a different configuration from the "elastic coupling" tests.
Pages 82-83: A continuation of the detailed measurements, with an interesting note "O Forsøg paa ⅛” gjennembrudd" (attempt at ⅛-inch breakthrough). This could refer to trying to induce an electrical breakdown or discharge at a specific gap distance.
Page 84: A summary of the results from the November 8th tests, calculating efficiency ("Wirkungsgrad" in German) for both "stiff coupling" and "elastic coupling" configurations.
Pages 86 & 87: These pages list various equipment and configurations for the experiments, including "Nader" (possibly a type of meter or measuring device) and "Widerstand" (resistance).
Other Notable Observations:
Page 71: This page seems to list values related to "Magnetfelt" (magnetic field), but the context is unclear.
Page 75: A letter from Amundsen? This handwritten letter is addressed to "Hr. Sandberg," potentially a colleague or collaborator of Professor Bragstad. The content relates to delays in sending materials, mentioning "Jernringen" (iron ring) and "Jernkjernerne" (iron cores), which could be components for an experimental setup.
Pages 76-77, 80: These pages focus on electrical theory, including waveforms and calculations. They might offer clues about the principles Bragstad was exploring in his experiments.
Pages 88-89: These tables present a wealth of data, but the headings and units need to be deciphered to understand their meaning.
Page 90: More experimental data, with columns for "Watt," "richtig" (correct), and "anker" (armature, possibly referring to a motor or dynamo component).
Key Takeaways & Recommendations:
Systematic Testing of Coler Apparatus: The "Protocol" on pages 72-74 provides strong evidence that Bragstad was systematically testing a device attributed to Coler, exploring different coupling methods and their impact on electrical output and efficiency.
Possible Magnetic Phenomena: The recurring references to "iron rings" and "iron cores" suggest a focus on magnetic fields, potentially as a key element in Coler's device.
Importance of Measurement Data: The extensive tables of electrical measurements hold vital clues, but understanding their meaning requires deciphering the headings, units, and abbreviations.
Further Investigation: Examining the remaining pages for mentions of Coler, "Apparat," or specific components like iron rings will be crucial. Translating the descriptions of the "elastic coupling" and the attempted "breakthrough" on Pages 82-83 is also essential.
Pages 91 -110
Key Findings:
Pages 92-93:
Detailed Protocol: This typed document outlines the tests conducted on November 8th and 9th, 1926, in Berlin. It mentions a "compound motor" and a "series dynamo" connected with an "elastic coupling." The goal was to measure efficiency ("Wirkungsgrad") under different loads and coupling conditions.
Multiple Instruments: The protocol emphasizes the use of three instruments for measuring power ("Watt"), indicating a focus on accuracy and cross-validation of results.
Mystery Individual: "Hoffmann": The protocol ends abruptly, stating that final conclusions can only be drawn after consulting "Hoffmann" ("kann jeg begynne paa Mandag"). This "Hoffmann" is likely the inventor or a key figure in the research.
Telegrams (Pages 94-104):
Frequent Communication: These telegrams show frequent communication between Professor Bragstad and a "Sandberg," likely in Berlin. They discuss travel arrangements, test results, and delays.
"Colersache" (Coler Matter): Telegram on Page 103 explicitly mentions "Colersache," confirming the connection between the experiments and Hans Coler.
Intriguing Phrase: "Ingen energi" (No Energy): The telegram on Page 104, marked "Haster" (Urgent), states "Grumseisen meddeler at ingen energi alstras i colerapparat." This translates to "Grumseisen reports that no energy is generated in the Coler apparatus." This is a critical statement that raises many questions. Who is Grumseisen? Was this a definitive conclusion or a preliminary observation?
Support from Public Works Department: Telegram on Page 107 reveals that the "Kgl. Department for offentlige arbeider" (Royal Department for Public Works) was involved in funding or supporting the research.
Experimental Data:
Pages 91, 105, 106, 108-110: These pages contain extensive tables of electrical measurements taken during the tests, with varying configurations of the motor, dynamo, and coupling.
Unruh's "Apparat":
Page 100: This page features the circuit diagram you shared earlier, labeled "Unruhs Apparat" (Unruh's Apparatus). It's intriguing to see this diagram within the context of the other notes, suggesting a possible connection to the Coler research.
Analysis and Next Steps:
Identify "Hoffmann" and "Grumseisen": Researching these individuals is crucial to understanding the context of the tests and the significance of their statements.
Analyze Telegrams Closely: A thorough translation and analysis of the telegrams will provide valuable insights into the timeline of the experiments, the challenges faced, and the communication between Bragstad and his collaborators.
Interpret Experimental Data: Deciphering the headings, units, and abbreviations in the tables of data is essential for analyzing the results. Comparing the data from "stiff coupling" and "elastic coupling" tests is particularly interesting, as is understanding the context of the "⅛-inch breakthrough" attempt.
Connections to Unruh's Apparat: Explore any possible connections between Unruh's circuit diagram and the Coler device or the other experimental setups described in the notes.
Pages 111 - 130
These pages are absolutely packed with intriguing information! We have confirmation of Hans Coler's direct involvement, details about the mysterious "Hoffmann" and "Grumseisen," and a wealth of experimental data. Let's break it down:
Hans Coler:
Page 111: This is a signed letter from Hans Coler himself, dated October 1st, 1928, Berlin! He describes aspects of his apparatus, mentioning resistance ("Widerstand") and specific points in the circuit ("W," "A," "B"). He also states he hopes he has provided a clear picture of the construction and function of his device.
Page 118: A handwritten letter from Coler, dated November 4th, 1926, addressed to "Hochverehrtes Herr Professor" (most esteemed Professor), possibly Bragstad. He mentions sending materials ("Anlage") and the work of a "Herr Weyland" (likely the "Weyland" report you mentioned). He expresses his hope to finish the development ("Ausarbeitung") soon.
Experimental Data and Reports:
Pages 112, 119-126: These pages are filled with extensive tables of measurements, likely from the tests described in the previous protocols. They include values for voltage, current, power (in watts and kilowatts), and efficiency. Some tables differentiate between "stiff coupling" ("stiv kobling") and "elastic coupling" ("elastisk kobling").
Page 113: This typed report summarizes tests conducted on November 8th and 9th. It confirms the use of a "compound motor" and "series dynamo" connected with an elastic coupling, and highlights the use of three different measuring instruments to ensure accurate power readings.
Page 127: A diagram labeled "Figur 11a" appears to depict a three-stage configuration, possibly related to the Coler apparatus or Unruh's "Apparat."
Pages 128-130: A series of diagrams labeled "Figur 9," "Figur 10," "Figur 11," etc., showing detailed wiring arrangements and potential configurations for the experiments.
Key Individuals:
Page 112: This report explicitly names "Hoffmann" as "Ingenieur Hoffmann" (Engineer Hoffmann). This suggests Hoffmann might be the designer or a collaborator working on the device.
Page 114: A typed letter from "Sandberg" to Professor Bragstad confirms that "Hoffmanns dynamo" is the subject of the experiments.
Page 115: A telegram to Bragstad from Sandberg mentions "rücksprache Kopenhagen" (consultation with Copenhagen), possibly referring to discussions with Hoffmann or other experts.
Page 129: A diagram (Figure 12) features the label "Energie-erzeuger" (energy generator). This could be a direct reference to the Coler device.
Page 130: A typed agreement signed by various parties, including "Professor ved den polytekniske Læreanstalt i København" (Professor at the Polytechnic Institute in Copenhagen), possibly referring to Hoffmann, outlines terms for testing the "Hoffmann Dynamo." "Hr. Grumseisen" is listed as a representative of the "Ministerium" (Ministry).
Key Takeaways & Next Steps:
Hoffmann is Central: Engineer Hoffmann appears to be the key figure behind the dynamo being tested. Further research into his background and work is crucial.
Grumseisen's Role: As a representative of the Ministry, Grumseisen's statement about "no energy" in the Coler apparatus (Page 104) is significant. It's crucial to understand the context of his assessment and whether it was a definitive conclusion or a preliminary observation.
Coler's Involvement: Coler's letters confirm his active involvement in the research, but the exact nature of his contributions requires further investigation.
Deep Dive into Data: The extensive experimental data needs to be carefully analyzed. Comparing results from different coupling configurations and exploring any anomalies or unexpected readings is important.
Connecting the Diagrams: Analyzing the diagrams in relation to the descriptions in the reports and letters is essential for understanding the various experimental setups and the principles being tested.
« Last Edit: 2024-07-01, 04:56:13 by JimBoot »
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Topic: Hans Coler Colleage letters survived (Read 11721 times)
