00733cam a22002531 4500 8500 8500 OSt 20220217150552.0 750630s1955 nyua 000 0 eng 9780722529959 0722529953 AEF 22nd ed. 640.43 JOS Josephs, Ray. 2180 How to gain an extra hour every day. [1st ed.] New York, Dutton, 1955. 192 p. illus. 21 cm. Methods engineering. 846 Industrial efficiency. 2181 ddc Book 0 0 ddc 0 0 AEF AEF C33S165 2022-02-17 Gratis 150.00 1 0 640.43 RAY 6632 2022-09-21 2022-09-21 1 150.00 2022-02-17 Book