00791cam a22002531 4500 sa 67007608 DLC 20260227112417.0 780619s1963 ii a b 000 0 eng sa 67007608 (OCoLC)3985003 DLC TNJ OCoLC DLC premarc TP938 .B78 667/.69 Bose, P. K. (Purnendu Kumar), 1916- Chemistry of lac, by P. K. Bose, Sankaranarayanan and S. C. Sen Supta. Ranchi, Indian Lac Research Institute, 1963. viii, 225 p. illus. (1 col.) 25 cm. Includes bibliographies. Lac. Sankaranarayanan, Y., joint author. Sen Gupta, Sailesh Chandra, 1915- joint author. 76687 76687