Mae Knight Clark & Laura Cushman, illustrated by Marion & Doris Henderson.
Numbers at work; revised.
R634184. Numbers at work; revised. By Mae Knight Clark & Laura Cushman, illustrated by Marion & Doris Henderson. NM: additions & revisions. © 22Mar49; AA111256. Mae Knight Clark & Laura Cushman (A); 28May76; R634184.
Mae Knight Clark & Laura Cushman|A