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Author: Nathan Moore

Nathan Moore is a historian of American horology, avid watch collector, and the creator of the Pocket Watch Database. He enjoys researching the stories behind the watches manufactured by the American watch factories and the people that built the industry.

By Nathan Moore

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 35: Theodore Gribi’s Experiments

By Nathan Moore

In Science

Pictured: “Paillard’s Non-Magnetic Balances” Illustrations (Theodore Gribi), Western Electrician, September 22, 1888 After non-magnetic watches and anti-magnetic shields were introduced to the market in the 1880s, the industry was flooded with experiments testing the effectiveness of these new innovations in the presence of magnetism. In...

Adjustments

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 34: Challenge of Positional Adjustment on Palladium Hairsprings

By Nathan Moore

Pictured: Non-Magnetic Watch Company Grade No. 100 Extra, Especially Adjusted by Alexis Favre, 1888 Catalog Page Reproduced in the June 1989 Issue of the NAWCC Bulletin, “Non-Magnetic Watch Co. of.

Catalogs & Resources

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 33: 1887 Grade List

By Nathan Moore

Pictured: Geneva Non-Magnetic Watch Company Advertisement, The Jewelers’ Circular and Horological Review, December 1887 [NAWCC Library] The Geneva Non-Magnetic Watch Company published an early grade list in the December 1887.

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 32: Initial Models Introduced to the American Market

By Nathan Moore

In Adjustments

Pictured: Geneva Non-Magnetic Watch Company Advertisement, Electrical Review, September 3, 1887 In February 1887, General advertisements for the Geneva Non-Magnetic Watch Company began appearing in the United States. However, most of these promotions did not include illustrations. The advertisements that were more illustrative only featured...

Science

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 31: The Giles and Gribi Debate: Anti-Magnetic Shield versus Non-Magnetic Alloys

By Nathan Moore

Pictured: Illustration Demonstrating the Magnetic Field of a Magnetized Watch, “Magnetism in Watches” by Charles K. Giles, Western Electrician, June 30, 1888 As non-magnetic watches and anti-magnetic shields gained popularity.

Science

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 30: Edwin J. Houston’s Experiments: The Anti-Magnetic Shield

By Nathan Moore

Pictured: An Anti-Magnetic Shield on an Elgin 18-Size Watch, c.1890s. In the March 1888 edition of the Journal of the Franklin Institute, Professor Edwin J. Houston published a comprehensive article.

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 28: Edwin J. Houston’s Experiments: Exposure to Dynamos

By Nathan Moore

In Science

Pictured: Dynamo Room of the Brush Electric Light Station in Philadelphia, The Electrical World, February 12, 1887. In the March 1888 edition of the Journal of the Franklin Institute, Professor Edwin J. Houston published a comprehensive article exploring several experiments conducted on two Non-Magnetic Watch...

Science

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 27: Edwin J. Houston’s Experiments: Ferromagnetism vs. Paramagnetism vs. Diamagnetism

By Nathan Moore

Pictured: Portrait of Edwin James Houston. In the March 1888 edition of the Journal of the Franklin Institute, Professor Edwin J. Houston published a comprehensive article exploring several experiments conducted.

Science

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 26: Edwin J. Houston’s Experiments: Introduction

By Nathan Moore

Pictured: Excerpt from “Paillard’s Non-Magnetic Compensating Balance and Hair-Spring for Watches” by Prof. Edwin J. Houston, Journal of the Franklin Institute, March 1888 In early 1888, the newly reorganized Non-Magnetic.

Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 25: The Railroad Market

By Nathan Moore

In Railroad Watches

Pictured: Geneva Non-Magnetic Watch Company Advertisement, Locomotive Engineers’ Journal, August 1887 As soon as the Geneva Non-Magnetic Watch Company was able to introduce their new watches to the American market, the company advertised to the railroad industry, targeting “locomotive engineers, firemen, conductors, and employees of...

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