00386nam a2200157Ia 4500008004100000082001400041100001800055245003500073250000600108260003600114300000800150650003400158653001400192653001000206653001200216170901s1977    xx            000 0 und d  a925bS48S  aSingh, Jagjit 0aSome Eminent Indian Scientists  a3  aNew DelhibGovt. Of Indiac1977  a193  aGeneral Geography and History  aBiography  aIndia  aScience