Caterpillar D7 model TractorsCaterpillar’s D7 tractor -‘the early years’Contrafed PUblishingApril 27, 2018February 23, 2022 by Contrafed PUblishingApril 27, 2018February 23, 2022 The iconic Caterpillar D7 has been in continuous production in various versions since 1935. It has fought in three major conflicts – WWII, Korea &...
