Determination of a general index of effort in sorting mail by conventional methods
Title:
Determination of a general index of effort in sorting mail by conventional methods
Author:
Henig, Seymour.
Personal Author:
Publication Information:
Washington : U.S. Dept. of Commerce, Office of Technical Services, 1960.
Physical Description:
9 pages : illustrations ; 27 cm.
Language:
English
Subject Term:
Format :
Book