The Watch Preserve - Founded in the late 1800s in Cincinnati, Ohio - Gruen Watch Company was one of the premier American watchmakers in its day. With celebrated watches for military contracts
The History of the Wristwatch Gallery - National Association of Watch & Clock Collectors, Inc.
19th Century Watches - 223 For Sale at 1stDibs | 1800s wrist watch, 1800s watches, 19th century wrist watch
The first wristwatch, ever | Patreon
Top 10 Oldest Watch Brands in the World – Raymond Lee Jewelers
1916 New York Times Article Admits Wristwatches Here To Stay | aBlogtoWatch
World War One made wrist watches mainstream | War History Online
In-Depth: Rekindling A Lifelong Fascination With The Pocket Watch - Hodinkee
100 Years of British Military Watches - Part 1 - anOrdain