00875cam a22002411 4500 cd 36000061 DLC 20260227111147.0 780320s1936 dcu 000 0 eng cd 36000061 (OCoLC)3731440 DLC ViU DLC premarc AS32 .A513 no. 20 Sarton, George, 1884-1956. The history of science and the problems of to-day, by George Sarton. Washington, 1936. iii, 30 p. 23 cm. Carnegie Institution of Washington. Supplementary publication, no. 20 At head of title: Elihu Root lectures of Carnegie Institution of Washington on the influence of science and research on current thought. Science. Carnegie Institution of Washington. Elihu Root lectures ; 1935. 18521 18521