R650218. Mechanical engineers. By Alice Helen Frankel. (Occupational briefs on America's major job fields, no. 28) NM: material completely rewritten. © 12Jan49; AA105272. Science Research Associates, Inc. (PWH); 29Dec76; R650218.

R650219. Chemists. By Alice Helen Frankel. (Occupational briefs on America's major: job fields, no. 29) NM: material completely rewritten. © 12Jan49; AA105273. Science Research Associates, Inc. (PWH); 29Dec76; R650219.

U.S. Copyright Renewals, 1977 January - June — Part 4

R650220. General farmers. By Alice Helen Frankel. (Occupational briefs on America's major job fields, no. 30) NM: material completely rewritten. © 12Jan49; AA105274. Science Research Associates, Inc. (PWH); 29Dec76; R650220.

U.S. Copyright Renewals, 1977 January - June — Part 4

R650226. Sam Hard in the gold rush. By Carvel Collins. © 28Jan49; A30285. Carvel Collins (A); 17Dec76; R650226.

U.S. Copyright Renewals, 1977 January - June — Part 4

R650247. College teaching and college learning. By Ordway Read. © 19Jan49; A29616. Yale University (PWH); 17Jan77; R650247.

R650358. Piano primer. By Louise Curcio. © 18Aug49; AA125418. Louise Curcio (A); 30Dec76; R650358.

R650415. Complete guide to handloading. By Philip B. Sharpe. NM: revisions & additions. © 17Jan49; A29281. L. Marguerite Sharpe (W); 29Dec76; R650415.

R650419. Toys. By Bertha Morris Parker. © 2Jan49; A34053. Bertha Morris Parker (A); 30Dec76; R650419.

R650420. Animal world. By Bertha Morris Parker & Illa Podendorf. © 4Feb49; AA106743. <pb id='006.png' /> Bertha Morris Parker (A); 30Dec76; R650420.

R650421. Birds in your backyard. By Bertha Morris Parker. © 4Feb49; AA106746. Bertha Morris Parker (A); 30Dec76; R650421.

R650422. Leaves. By Bertha Morris Parker. © 4Feb49; AA106747. Bertha Morris Parker (A); 30Dec76; R650422.

R650423. Plant world. By Bertha Morris Parker & Illa Podendorf. © 4Feb49; AA106748. Bertha Morris Parker (A); 30Dec76; R650423.

R650424. Community health. By Bertha Morris Parker & H. Elizabeth Downing. © 2Jan49; AA120975. Bertha Morris Parker (A); 30Dec76; R650424.

R650425. Six-legged neighbors. By Bertha Morris Parker. © 17Jan49; AA132344. Bertha Morris Parker (A); 30Dec76; R650425.

R650428. Trial and error; the autobiography of Chalm Weizmann. By Chalm Weizmann. © 5Jan49; A43795. Abraham Levin (E); 28Dec76; R650428.

R650433. The Psychology or the elementary-school child. By Lawrence A. Averill. © 5Jan49; A28977. Lawrence A. Averill (A); 30Dec76; R650433.