The development of a tank was faster than the communication tech that supported it.
Nautical Flags: Origins, Meanings, and Resources - American Sailing
What is a 'German' tank division? How many existed during World War II? What did they look like? What kind of tanks were they equipped with (at least generically)? - Quora
M60 tank - Wikipedia
Why did German tanks in WW2 have such flat armor whilst other nations decided to angle it? - Quora
Chief merchant hi-res stock photography and images - Alamy
David Craddock - Developments of signal flag design throughout the 18th century.
The Chieftain's Hatch: T-50, History
Flying Colors - South Street Seaport Museum
Marines punish 2-star general over fatal sinking of amphibious vehicle - The San Diego Union-Tribune
The Chieftain's Hatch: T-50, History
Nautical Flag History: Nautical Flag Meanings & International Signals
Nautical Flag History: Nautical Flag Meanings & International Signals
Tank Archives: M4A2(76)W: Emcha With a Long Hand
WoT Supertest: A7E3 - The Armored Patrol
