Actions for From abacus to Addo : four thousand years in the development of number devices
From abacus to Addo : four thousand years in the development of number devices / written by G. N. Porter
- Published
- London : Addo, 1965.
- Physical Description
- 23 pages : illustrations,tables, diagrams(some color) ; 24 cm
View MARC record | catkey: 1062705