Guest Post By: Richard Thomas Figure 1: s/n 2541201 Beginning in 1911 and continuing through 1914, the Illinois Watch Co. introduced their new 16s, Model 9, Nickel Bridge movement. Year.
"Paillard Non-Magnetic Watch Co - Chicago, U.S.A.” Marking on Illinois Watch Movement The Non-Magnetic Watch Company sold watches produced by a variety of watch manufacturers in the United States. Each.
Pictured: Measurement on a Standard Regulator Screw from 16-Size Illinois Model 4 (5.25mm) The patent application submitted by Arthur Bonnet in March 1910 for his automatic temperature compensating screw indicates.
Pictured: Landis Watch Co. Movement (Grade 174) [Image Courtesy of PWDB User edi113] In 1910, the Lincoln Watch & Jewelry Co. introduced the patented “Landis Automatic Regulator” on its “Landis.
Pictured: “Temperature Compensating Mechanism” Patent #968235 In 1910, the Lincoln Watch & Jewelry Company secured a patent for an improvement to the regulator used on its watches, designed to provide.
Pictured: Landis Watch Co. Dial (Grade 79) [Image Courtesy of PWDB User edi113] Each of the watches sold under the “Landis Watch Co.” private label brand was furnished with an.
