Real property 150 Maps 57 History 17 Landowners 16 Real Property--Pennsylvania--18th century 8 Directories 6 Land grants 6 more ... Description and travel 5 Election districts 5 Real Property--Pennsylvania--Philadelphia 5 Real property--Pennsylvania 4 Agricultural resources 3 Agriculture 3 Atlas 3 Biens réels 3 Land titles 3 Real Property--Pennsylvania--19th century 3 Real estate business 3 Claims 2 Deeds 2 Estate administration--19th century 2 Estate planning 2 Estates (Law) 2 Inheritance and succession 2 Law and legislation 2 Real Property--Pennsylvania--17th century 2 Suburbs 2 Accounts--18th century 1 Agriculture--18th century 1 Architecture, Domestic 1 Atlas of properties 1 Auctions 1 Briefs of Title--Philadelphia (Pa.) 1 Church history 1 Coal mines and mining 1 Commerce--Philadelphia--18th century 1 Cooking--18th Century 1 Court records--Pennsylvania--17th century 1 Dwellings 1 Early maps 1 less ...