By A Mystery Man Writer
Tank Archives: Black Prince
WW2 US Vehicles in Foreign Service Archives - Tank Encyclopedia
Black Prince (tank) - Wikipedia
Mark Nash – Tank Encyclopedia
A.43, Infantry Tank, Black Prince - Tank Encyclopedia
If the British could put a 17-pounder in a Sherman, why couldn't they do that in a Churchill? - Quora
Tank Archives: First Among Equals
The Tank Museum - Black Prince was a prototype for a heavier Churchill tank that never entered production. The Museum holds the only complete survivor.
A.43, Infantry Tank, Black Prince - Tank Encyclopedia
If the British could put a 17-pounder in a Sherman, why couldn't they do that in a Churchill? - Quora