The Pennsylvania Railroad and its development of the K class steam locomotives.
J28, 2761, 7453, Two working locomotives designed to be a test platform for the Future K class 6 wheel drive using large wheels. They were a large type 2-6-2.
K28 7067 Alcoa built, to PWF&C, Pennsy Lines West
J29 became K29s. A locomotive built by Alco as a test bed for the new K class
K1 lines east drawings only, rejected in favor of K2. None built!
K2, an experimental locomotive of lines west. The Fort Wayne K2 was selected.
K2, The first of this line of Pennsyfied locomotives (with Belpaire fireboxes) which in 1913 numbered 227.
K3s first 30 were built by Baldwin with large cylinders.
K29s #3395 Alco built prototype for K4
K4 is the most numerous in the class at 429.
K5 5698, 5699, came at the end of steam power. Steam was replaced by Diesels.
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