R621373. Man in his world: teacher's guide and testbook to accompany The American continents. By Beatrice Collins. © 6Oct48; AA96094. Helen Louise Malugen (NK); 15Dec75; R621373. R621374. Man in his world: suggestions for using Old World lands; preliminary sheets. By Beatrice Collins. © 22Oct48; AA97664. Helen Louise Malugen (NK); 15Dec75; R621374. R621375. Readiness for beginning reading; a Silver Burdett research service publication no.9-56-48. By Corinne Watson. © 23Nov43; AA100224. Corinne Watson (A); 15Dec75; R621375. R621376. Developing permanent power in arithmetic, a service for teachers using Making sure of arithmetic. By Charles S. Ross. © 19Nov48; AA100225. Charles S. Ross (A); 15Dec75; R621376. R621377. Measuring and guiding individual growth. By Ben D. Wood & Ralph Haefner. © 2Jan48; A20137. Ben D. Wood & Ralph Haefner (A); 15Dec75; R621377. R621378. Mechanical drawing at work. By William W. Rogers & Robert H. Barnes. © 9Apr48; A21783. William W. Rogers (A); 15Dec75; R621378. R621379. New world of science. By R. Will Burnett, Bernard Jaffe & Herbert S. Zim. © 16Apr48; A21933. Bernard Jaffe (A); 15Dec75; R621379. R621380. Los Ninos de divierten. By Francisco Gaztambide Vega. © 19Nov48; A27813. Francisco Gaztambide Vega (A); 15Dec75; R621380. R621494. Double crostics; series twenty three. By Elizabeth S. Kingsley. © 13Dec48; AA102197. Saturday Review Press (PWH); 17Dec75; R621494. R621518. Four in America. By Gertrude Stein. © 21Oct47; A18233. Yale University Press (PPW); 20Oct75; R621518. R621519. IBM electric punched card accounting machines, customer engineering manual of <pb id='570.png' /> instruction; alphabetical accounting machine type 405, electrical principles. By Kenneth Balch Robinson. © 12May48; AA86572. International Business Machines Corporation (PWH); 15Dec75; R621519. R621520. Perko catalog. No.125-1949. © 30Dec48; AA113159. Perkins Marine Lamp and Hardware Corporation (PWH); 9Jan76; R621520. R621538. Teen-age mystery stories. Editor: Frank Owen. © 15Mar48; A29955. Lantern Press, Inc. (PWH); 19Dec75; R621538. R621722. Torchbearers of the Middle Ages. Written by Alvin Schanfarber Luchs, illustrated by Stanley Maxwell. © 1Jun48; A31338. Behrman House, Inc. (PWH); 22Dec75; R621722. R621769. Selected poems. By William Stanley Braithwaite. © 14Oct48; A26256. Katherine K. Arnold & Arnold D. Braithwaite (C); 8Dec75; R621769. R621780. White boots. By Helen Orr Watson & Marie C. Nichols. © 4Oct48; A26160. Helen Orr Watson & Marie C. Nichols (A); 22Dec75; R621780. R621782. Chess for you and me. By Milton Hanauer. © 1Mar48; A16484. Milton Hanauer (A); 29Dec75; R621782. R621783. The Psychology of teaching. By Asahel D. Woodruff. 2nd ed. © 7Jan48; A20172. Asahel D. Woodruff (A); 29Dec75; R621783. R621784. Essentials of effective public speaking. By Howard L. Runion. © 5Feb48; A20832. Howard L. Runion (A); 29Dec75; R621784.