Powered by two Pratt & Whitney R-2800 Double Wasp engines, it could carry up to 40 passengers at speeds of 280 mph (451 km/h) over a range of 1,200 miles (1,931 kilometers). Its sleek design and ...
His aircraft sported an all-metal construction with low wings and only two engines. It also had seating capacity for 12 passengers (two more than its Boeing 247 rival) and came with a crew of two ...