Postcards 39 History 13 Social life and customs 5 Buildings, structures, etc 4 Pictorial works 3 Africa--Description and Travel--20th century 2 Asia--Description and Travel--20th century 2 more ... Collectibles 2 Collectors and collecting 2 Description and travel 2 Ephemera 2 Europe--Description and Travel--19th century 2 Europe--Description and travel--1919-1944 2 Europe--Description and travel--20th century 2 Europe--Views--19th century 2 Europe--Views--20th century 2 Africa--Description and Travel--19th century 1 African American painters 1 African American painting 1 Architecture, Domestic 1 Asia--Description and Travel--19th century 1 Battles and Battlefields--Graphic Images 1 British history--20th century 1 Cats 1 Colleges and Universities--Graphic Images--Philadelphia, PA 1 Cooking, American 1 Costumes--Fashion plates 1 Daguerreotypes 1 Dogs 1 Emigration and immigration 1 Family life--Personal correspondence--20th century 1 Finns 1 Great Britain--Description and travel--20th century 1 Historic Sites--Pennsylvania 1 Historic buildings 1 Historic sites 1 Immigrants' writings, American 1 Indians of North America 1 Jews 1 Marketing 1 less ...