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Mathematical Treasure: Humfrey Baker's Arithmetic

Author(s): 
Frank J. Swetz (The Pennsylvania State University)

Humfrey Baker (fl. 1557-1587) was a London schoolteacher and translator of almanacs. His arithmetic text, The Wellspring of Sciences (1562), was extremely popular in its time and went through several editions. The images below are taken from the 1580 edition.

Title page of The Wellspring of Sciences by Humfrey Baker, 1580

On folio 33, Baker supplied his reader with “proofs” for addition and subtraction.

Folio 33 of The Wellspring of Sciences by Humfrey Baker, 1580

The “backer rule of three” is explained on folio 47.

Folio 47 of The Wellspring of Sciences by Humfrey Baker, 1580

The images above are provided courtesy of Columbia University Libraries.

Index to Mathematical Treasures

Frank J. Swetz (The Pennsylvania State University), "Mathematical Treasure: Humfrey Baker's Arithmetic," Convergence (June 2018)

Dummy View - NOT TO BE DELETED