Peter Laurence Agnew & Raymond Charles Goodfellow.
Ten-key adding listing machine course., 2nd ed.
R651487. Ten-key adding listing machine course. By Peter Laurence Agnew & Raymond Charles Goodfellow. 2nd ed. © 5Jan50; AA163117. South-Western Publishing Company (PWH); 10Jan77; R651487.
South-Western Publishing Company|PWH