Spacing of on-off controls.
Series: WADC Technical report -- ASTIA Document -- WADC Technical report -- ASTIA Document -- 58-2; -- no. AD 142272; -- 58-475; -- no. AD 212270.; WADC technical report -- 58-2, no. AD 142272; 58-475, no. AD 212270.
Published: 1958
Place of publication: Springfield, O
Language: eng
Subjects: Machine design.
Other titles: Push buttons.
Notes: "PB 131921, PB 151789"

Includes bibliography.
Table of contents: pt. 1. Push buttons.; pt. 2. Toggle switches.