With the notable exception of the 12s Hampden dial, the third digit appears to be associated with the manufacturer:
3: Howard (E. Howard and Keystone Howard)
7: South Bend
Shortly after the Ferguson Dial Company was organized by Louis Buck Ferguson, dials were imported in larger batches from an unidentified company in Switzerland.
The back of each dial was marked with the patents issued in various countries and stamped with a large four-digit number to signify...
Correct. The image that Jskirk posted is an advertisement published in the March 1901 issue of The Keystone, referenced here:
Correct. Elgin introduced this line to the market in 1901.
You may be interested in the recent study posted on the "Veritas Model":
...especially William A. Gabriel's beautiful cutaway illustration of the No. 214 that took two years to complete...
Thank you to everyone who contributed images and information for the New York Standard research project.
Over the span of the last several months, a serial lookup engine was able to be compiled using more than 1,500 observations. Fortunately, New York Standard generally reserved large serial...
Rick is correct.
This is a consequence of how the database auto-tabulates production metrics and the method of production for these New York Standard movements. Unfortunately, the total production is impossible to determine because the company marked the ""Model K" movements with identical...
While not identical to the one that appears in the Ehrhardt book, this advertisement from the October 1878 issue of The Jewelers' Circular and Horological Review features the same content and illustrated cuts.
Jerry is correct. The movement would be classified as a Grade 1595, manufactured by the New York Standard Watch Company in the 1910s. Interestingly, the 16-Size movements produced during this era with the standard 3/4 plate typically feature 7 jewels while the "finger" train bridge is found on...
My research article detailing Abraham Lincoln's Waltham watch was published at The American in January:
In summary, my research revealed that this fabled watch was stolen in March 1977 while on display at the Lincoln Savings & Loan...