A Guide to Collecting Early and WW1 Trench Watches: The Birth of the Wristwatch and its Baptism in WW1 - Kindle edition by Haynes, Ian, Marriott Smith, Richard. Reference Kindle eBooks @
Primax Trench Watch – 22 Pcs by Man of the World
WORKING WW1 TRENCH WATCH MILITARY MENS WRIST WRISTWATCH ANTIQUE VINTAGE ARMY | eBay