00929cam a2200241 i 45000010008000000030008000080050017000160080041000330100017000740400027000910430012001180500018001300820013001481100029001612450206001902600053003963000033004494900042004825040051005246100038005756500037006136500037006501336056BD-DhUL20150513112309.0791109s1951    xxucf    b    001 0 eng    a   79007964   aDLCcDLCdDLCdBD-DhUL  an-us---00aQ11b.U5 198000a508bANN2 aSmithsonian Institution.00aAnnual report of the Board of Regents of the Smithsonian Institution :bshowing the operations, expenditure and condition of the institution for the year ended June 30, 1950 /cSmithsonian Institution.  aWashington :bGovernment Printing Office,c1951.  aix, 522 p. :bill. ;c24 cm.1 aThree centuries of science in America  aIncludes bibliographical references and index.20aSmithsonian InstitutionxHistory. 0aMuseumszUnited StatesxHistory. 0aSciencezUnited StatesxHistory.