oxw (2)

Another Great Auction 12th February

Catalog
< Prev Lot Lot 521 Next Lot >

Two Vintage Mechanical Calculators Including a Bell Punch Company Plus Adder and an Addi-Speed Device

Lot 521: Two Vintage Mechanical Calculators Including a Bell Punch Company Plus Adder and an Addi-Speed Device

The auction will start in __ days and __ hours

Estimated price: £10 - £20

Buyer's premium:

Two vintage mechanical calculating devices, comprising a Bell Punch Company Plus Adder and an Addi-Speed manual calculator. The Plus adding machine features a green hammered-finish metal case with multiple rows of round green and off-white plastic keys and a numeric display window. The front of the housing is marked with the Plus brand name. The Addi-Speed device consists of a light gray plastic housing with several internal rotating numeric drums visible through a display window and a small red control switch.