00577cam a22002291 4500 sa 66007206 DLC 20260227112302.0 950303s1964 ii a 000 0 beno sa 66007206 PL480:EP-B-1093 (OCoLC)32083937 DLC CU CU DLC premarc Q125 .Q35 Kudarēta-e-Khudā, Muhāmmāda, 1900-1977. Bicitra bijñāna. [1964] 2, 76 p. illus. 21 cm. In Bengali. Science History. 71005 71005