Historical Society of Pennsylvania--Speeches and lectures 3 Lectures--19th century 3 Lectures and lecturing--Pennsylvania--Philadelphia 2 Clubs--Pennsylvania--Philadelphia 1 Genealogy 1 Indians--19th century 1 Land speculation and settlement--Pennsylvania--18th century 1 more ... Land speculation and settlement--Pennsylvania--19th century 1 Library buildings--Pennsylvania--Philadelphia 1 Library catalogs--Pennsylvania--Philadelphia 1 Medicine--Practice--19th Century 1 Medicine--Study and Teaching--19th century 1 New York to San Francisco--Description and Travel 1 Physicians--19th century 1 Subscription libraries--Pennsylvania--Philadelphia 1 University of Pennsylvania--Medical College 1 less ...