Traverse tables.

Bibliographic Details

Corporate Author:	Lefax, Philadelphia
Format:	Book
Language:	English
Published:	Philadelphia : Lefax Pub. Co., [between 1970 and 1979?]
Series:	Lefax instant information library ; 38-50. Lefax, leaf + facts, a pocket-size system of loose-leaf data sheets and blank forms for keeping facts at your finger tips.
Subjects:	Traverse tables.