File:Frame and wheels for the front engine unit of 'Pearson's Dream', E class steam locomotive number 66, at the Petone Railway Workshops ATLIB 274447.png - Wikimedia Commons
Design and Simulation of Heavy Haul Locomotives and Trains
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Red frame and wheels of a steam locomotive with cranks, rods and axles Stock Photo - Alamy
Locomotive frame - Wikipedia
Locomotive frame - Wikipedia
modelling outside frame locomotives
C.M. Darden – Designer of the 576 and Steam Locomotive Pioneer – NASHVILLE STEAM