Factors affecting legibility of digits /
Harold B. Schapiro.

Description

Main Author

Schapiro, Harold B.

Related Names

United States. Air Force.
Wright Air Development Center

Language(s)

English

Published

Wright-Patterson Air Force Base, Ohio : Wright Air Development Center, Air Research and Development Command, United States Air Force, 1952.

Subjects

Lighting
Visual perception
Legibility (Printing)

Note

Research and Development Order (RDO) no. 694-39.
"June 1952."

Physical Description

iv, 17 pages : illustrations ; 25 cm.

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