Contract wiredrag launch TWILIGHT.First view without wiredrag gear - second with wiredrag gear installed.Semaphore signalling device installed on second picture
3/20/2019 1:34:55 PM
Date: 1917
Credit: C&GS; Season's Report Hawley 1917-41
Location: Florida Keys
Subject: Charting
Subject: Soundings
Subject: Wiredrag