Du Mont Electronic Switch Type 185-A & Oscillograph Type 164-E

Du Mont Electronic Switch Type 185-A & Oscillograph Type 164-E, 208, & 223, 4 Manuals by Du Mont. Published by Allen B Du Mont Laboratories Inc, Paterson, NJ, 1943. 1st Edition. Paperback. Size 4to. Condition: Nr Fine. 1-Operating Instructions for Du Mont Type 185-A Electronic Switch and Square-Wave Generator, 1943, 11 pages. 2-Operating Instructions for Du Mont Type 164-E Cathode-Ray Oscillograph, 1943, 16 pages. 2-Operating Instructions for Type 208 Cathode-Ray Oscillograph, 1940, 24 pages. 4-Operating Instructions for Du Mont Type 233 Cathode-Ray Oscillograph, plus supplementary installation instructions, 1943, 28 pages. Manual illustrated with drawings and black and white photographs. 79 Pgs. Description text copyright 2007 www.BooksForComfort.com. Item ID 15531.