Certification mark for filtration plants giving protection against poison gases used in war / Home Office, Air raid precautions department 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 united states strategic bombing survey Coking plant report no. 1, sections A, B, C, and D / [prep. by] Munitions Division Aircraft power plant operation - USA Voorschrift, Technical Manual, 1-408 the unites states bombing survey. oil division Ruhroel hydrogenation plant, Bottrop-Boy, Germany : Dl. 1 Women in the war ... for the final push to victory : women needed in war plants, in essential civilian jobs, and in the Women's … Eliminating corrosion in the power plant : Weir optimum de-aerator Planting : Planting design / War Department. Office of the Chief of Engineers Planting : Turf / War Department. Office of the Chief of Engineers Planting : Dust control / War Department. Office of the Chief of Engineers Vocabulary of army ordnance stores. Section W 3. Part 2. Accessoires for Marchine Tools and Plant. WO 1694
