KNIGHT, F. B.
Graded arithmetic drills; sixth grade drill 1-20, by F. B. Knight, G. M. Ruch & J. W. Studebaker.
KNIGHT, F. B. Graded arithmetic drills; sixth grade drill 1-20, by F. B. Knight, G. M. Ruch & J. W. Studebaker. © 17Apr42; AA400440. Scott, Foresman & Co. (PWH); 12Jun69; R462857.
Scott, Foresman & Co.|PWH