BRUNSVIGA - Gehirn von Stahl. Display cabinet 1 in Room 2
BRUNSVIGA Dupla/Type V
1928 s/n 107302 Reversible hand-operated four-species calculator with pinwheelsThe machine has two result registers and backtransfer. The price was 1256,- RM, only 146 examples were manufactured between 1927 and 1930.
“BRUNSVIGA Dupla”
1927Illustration and description of the BRUNSVIGA Dupla. The machine is characterized on the front page as “the calculator with which all combined problems are solved the fastest”.
Manual of the BRUNSVIGA Dupla
1927, 20 pages, 3 illustrationsApart form the generalities about the use of the Dupla, also comma rules, advice on adding or subtracting products, percentage calculations, timber calculations and payroll calculations are included.
“Kopf weg …” (Head off…)
1927Flyer for the BRUNSVIGA Nova. The text is continued on the inside:
“… and on with the Brains of Steel, when the daily number bombardment starts.”
Research model BRUNSVIGA
Approx. 1928. Reversible electrically operated four-species calculator with pinwheelsThe machine arrived into the collection from the estate of Franz Trinks. It was the last machine on which Trinks was still working after his retirement from the firm. The goal could have been automatic division.
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