Brunsviga 13RK

From: Bert Hutchings
Email: bert.hutchings@e-petroleumservices.com


I recently bought a Brunsviga 13RK mechanical calculator, circa 1950. I got a copy of its 1955 instruction book in German from Wolf-G. Bluemich in Berlin, which I think my daughter will be able to translate for me. But can anyone offer me a copy of the instruction book in English, please?