Invention and Engineering
Brunsviga was a calculating machine company whose history goes back to 1892. They produced mechanical calculators, hand operated but later also electrically driven. The firm Grimme, Natalis & Co that manufactured the machines changed their name to Brunsviga Maschinenwerke A.G. in 1927.
GWR 3700 Class 3440 City of Truro.
De re metallica.
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