Addition Collection

The Fair Store: Block with Central Shell Shape from Facade, 1890 / 91, addition 1896-97
The Fair Store: Block with Central Shell Shape from Facade, 1890/91, addition 1896-97

Arithmetic: a young woman standing at a table, holding a sheet with inscribed numbers in her right hand, in a decorated interior, from the series The liberal arts (Les arts liberaux), 1633-35

Hilly Landscape with Hut Beside a Stream, 1627. Creator: van de Velde Esaias (Dutch, 1587-1630)
Hilly Landscape with Hut Beside a Stream, 1627

Tabulating machines in the punch room in a Sheffield Factory office, 1963. Artist
Tabulating machines in the punch room in a Sheffield factory office, South Yorkshire, 1963. scene in the offices of the Edgar Allen Steel Company

Hollerith data machine in an office at the Edgar Allen Steel Co, Sheffield, South Yorkshire, 1963. Herman Hollerith was born in 1860 of German parentage

Clerk using a Pascal adding machine, 1835
Clerk using an adding machine of the type developed by Blaise Pascal (1623-1664), 1835. (Colorised black and white print)

Additions to Shakespeares A Midsummers Nights Deam by David Garrick, 18th century, (1840). Artist: David Garrick
Additions to the comic part of Shakespeares A Midsummers Nights Deam in David Garricks handwriting, 18th century, (1840). Additions made by by the actor David Garrick (1717-1779)

Pascals digital counting machine of 1642, 1751-1780
Blaise Pascals (1623-1664) digital counting machine (1642) showing (top) two of the train of number wheels which were viewed through windows in the casing of the machine

Hollerith tabulator, 1894
Hollerith tabulator which used a punched card memory system, 1894. First used in the US cenusus of 1890

George and Edward Scheutzs calculating machine. Based on Babbages difference engine, it was developed between 1837 and 1843. Purchased for Dudley Observatory, Albany, New York

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