Merritt Burt's Patent Safety Pinion (Center Wheel and Pinion from National Watch Company Movement) On September 13, 1864, Merritt Burt was granted the first patent for a safety pinion design.
National Watch Company (Elgin) B.W. Raymond #829 Marked "Burt's Patent" "Mainspring Events" The large mainspring that serves as the power source for a mechanical watch movement can also become a.
Rockford Watch Co. "I Can Fix A Rockford Watch" Trade Card, c.1890 (Front) This colorful trade card was distributed by the Rockford Watch Company in the 1890s to promote the.
1904 Seth Thomas Watch Material Catalog Cover The 1904 Seth Thomas Watch Material Catalog is the most fundamental resource for understanding, classifying, and studying the watch movements manufactured at the.
Seth Thomas Movements Offered in the 1890 Lapp & Flershem Illustrated Catalog Original catalogs remain an excellent primary source for movement descriptions. Studying these resources can provide valuable insight into.
Solar Eclipse Totality - April 8, 2024 - Paducah, Kentucky Last week marked the first total solar eclipse visible in the United States since 2017. My family journeyed to Paducah,.
