The Chieftain's Hatch: Signal Flags, History

The development of a tank was faster than the communication tech that supported it.

Nautical Flag History: Nautical Flag Meanings & International Signals

Watch We Shall Remain, American Experience, Official Site

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Unraveling the Meanings of Maritime Flags

Inside the Chieftain's Hatch: Skeleton Tank.

Supertest: TL-7-120 and K-91 Version II (Initial Stats) - The Armored Patrol

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Chieftain MBT Main Battle Tank

Tank Archives: Copper Horns

40M Turán I - Tank Encyclopedia

Tankograd: T-10

Tank - Wikipedia