82 pages; 4to (11") 28 cm; Tall blue softcover, white plastic comb binding, 16 pages of practice problems + 2 pages of calculator rules + 64 pages of further examples and methods of making calculations, 82 total pages, several b/w photos. ; Main text dated 1949, some pages dated 1951. Topics include: Super speed. Compute payroll. Figure invoices. Fixed decimal point accumulation. Compound multiplication. Chain-store discount calculation. Division of large amounts. Pro-rating. Percentages. More. ; We have graded this item Fair. Moderate edgewear. Comb has one crack and two misshapen teeth otherwise holding together very well. Main defect: owner has marked answers (some in graphite, some in blue pencil) on many pages, in a very light hand, and name on front. (Image shows two interior pages) ; With this item you will also get: 2) The Story of Figures, 1951, 36 pages, 65 b/w photos and illustrations, very brief history of numbers, adding machines, William Seward Burroughs, his company and its products. 3) a total of twelve Calculator Problem Answer Sheets, most with comments and numbers lightly marked in pencil.
Title: Practice Problems and Calculating Short Cuts : Burroughs Electric Two-Total Calculator, Style 5 10 55
Location Published: Burroughs Adding Machine Company: 1951
Binding: Softcover
Book Condition: Fair
Item: 1.50 lbs
Categories: Mathematics
Seller ID: 23774
Keywords: adding machines, burroughs corporation, mathematics, owner's manuals, training manuals
