Question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Lehman's Mill Historic District - Lehman's Mill Historic District is a national historic district at Hagerstown Washington County Maryland United States. The district comprises the remaining buildings of the mill group including the brick Lehman's Mill built in 1869 for Henry F.
Answer:
Building