00515cam a22001451 4500 741031s1943 paua 000 0 eng Luhr, Overton, 12475 Physics tells why; an explanation of some common physical phenomena. by Overton Luhr, illustrated by Ruth C. Schmidt. Lancaster, Pa., The Jaques Cattell Press [1943] ix, 318 p. illus. diagrs. Humanizing science series 12476 Physics. 23 BK QC23 .L87 32804 32804 0 0 lcc 0 0 NFIC MAIN MAIN OOWR 2017-11-06 GFT 0 QC 23 .L87 1943 0022621 2017-11-06 00:00:00 1 2017-11-06 BK