Electrical facilities : Generating plants : Repairs and utilities - USA Voorschrift, Technical Manual, 5-680G Aircraft power plant operation - USA Voorschrift, Technical Manual, 1-408 Inspections and preventive maintenance services : Sewage treatment plants and sewer systems at fixed installations - USA Voorschrift, Technical Manual, 5-666 Open wire construction for fixed plant application - USA Voorschrift, Technical Manual, 11-2253 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. … 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. … Vocabulary of army ordnance stores. Section F 6. Industrial Gases. Gas Producing Plants, and Associated Equipment. Sub-Section F6A. Gases, Chemicals, and Associted Equipment. WO 1636 …