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Disgrifiad archifol
Disgrifiadau lefel uchaf yn unig Arithmetic -- Early works to 1900 -- Problems, exercises, etc.
Rhagolwg argraffu Gweld:
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Arithmetical examples
Arithmetical examples
George Thomas, Swansea: letters, &c.,
George Thomas, Swansea: letters, &c.,
Thomas Wills: Commonplace book
Thomas Wills: Commonplace book
Arithmetic exercise books,
Arithmetic exercise books,
An arithmetic exercise book,
An arithmetic exercise book,