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Pythaglio: Adams County, Ohio
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Pythaglio: Pre-1875 Rural Residences in Selected Ohio Counties
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Pythaglio: Earth-Surfaced Roads in Ohio, 1915
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Pythaglio: Average Value of U.S. Farm Buildings, 1920
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Pythaglio: Historic Log Buildings in Ohio
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Pythaglio: Map of Architectural "Intactness" — United States
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Pythaglio: Population Density by Township (1840) — Ohio
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Pythaglio: Population Density by Township, 1830 — Ohio
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Pythaglio: Ohio Farmland — 1880s and 2007
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Pythaglio: "Dogtrot" Log Buildings in Ohio
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Pythaglio: Buildings with Extended Log Eaves
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Pythaglio: German Settlement in Ohio (circa 1860)
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Pythaglio: Ohio's Unpaved Roads
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Pythaglio: Historic Rural Residences in Ohio
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Pythaglio: Ohio Historic Inventory Coverage in Selected Ohio Counties
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Pythaglio: Date of Earliest Settlement (by Township) — Ohio
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Pythaglio: Settlement of Ohio (by Township), 1788–1853
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Pythaglio: Ohio Farmhouses (in Selected Counties) Included in and Omitted from State and National Surveys of Historic Buildings
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Pythaglio: U.S. Housing Demolition Rate, 1940–1970
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Pythaglio: Improved Land in U.S. Farms, 1850
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Pythaglio: U.S. Housing Demolition Rate, 1980–2000
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Pythaglio: Demolition Rate of Pre-1939 U.S. Housing, 1940–1970 and 1980–2000
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Pythaglio: Value of Average Farmhouse (by Ohio Township), 1930
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Pythaglio: Pre-1900 Housing in England and Wales
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Pythaglio: Population Decline in the United States (from Peak Population)
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Pythaglio: Average Farm Dwelling Size in the United States, 1940