Classic MachinesClassic Machines: the LeTourneau TournacranesContrafed PUblishingNovember 24, 2017September 19, 2021 by Contrafed PUblishingNovember 24, 2017September 19, 2021 While a great many of LeTourneau’s inventions were designed for earthmoving purposes, some of his creations had very practical applications elsewhere. By RICHARD CAMPBELL There...