Tractor, Crawler, Diesel, 70 to 90-DBHP, Standard, Caterpillar D7, 74-In. Gage, with La Plant-Choate R-76R, Angledozer and Le Tourneau R-7, Power Control Unit. (Serial Nos. … Angledozer Caterpillar model 4A & 4S - Koninklijke Landmacht Voorschrift : Voorlopige Technische Handleiding VTH 5-226 Tractor, Crawler, Diesel, 70 to 90-DBHP, Standard, Caterpillar D7, 74-In. Gage, with La Plant-Choate R-71, Angledozer and Le Tourneau R-7, Power Control Unit. Serial Nos. …
