New numbers
Subtitle: how acceptance of a duodecimal (12) base would simplify mathematics
By: by F. Emerson Andrews.
Publisher: Harcourt, Brace and company
Published: 1935
Place of publication: New York
Language: eng
Number of pages: 168
Subjects: Numeration.
Notes: "Complete multiplication table, base of 12" in pocket mounted on lining-paper.
"First edition."
"A list of references": p. 143-146.