A late 20th or early 21st century view of the 100-acre farm owned by John Hartman in 1875. The date of construction of the buildings in this photograph and the ones shown in the photograph at the bottom of this post are not known.
The location of this farm is in Lykens Township, northwest of Gratz, Dauphin County, Pennsylvania, as shown on the map cut above..
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Corrections and additional information should be added as comments to this post.
The map cut is from the Atlas of Dauphin County, Pennsyvlania, 1875, compiled, drawn and published from personal examinations and Surveys, by Everts and Stewart, Philadelphia, available on-line from the Pennsylvania Archives.