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Brunsviga Nova 13 Calculator 1930s Iron cast/wrought - Etsy
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Fantastic Brunsviga Nova 13 ZG Calculating Machine, 1930 in Perfect Functional Condition.
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Brunsviga Nova 13 ZG
Nova-Brunsviga Calculator Mod. II
Brunsviga Nova 13 Calculator 1930s Iron cast/wrought - Etsy
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Antique Brunsviga 13 Mechanical Calculator. Made in West - Etsy
Brunsviga Nova 13 Mechanical Calculator (circa 1920) - YouTube