Photo crop exposure date: unknown. Exposure date (or window) of subject photo: ca. 1890-1893. Subject: US Post Office and Courthouse (1890). North side of Alamo Plaza. View is NNE from Alamo Plaza at a point about even with the southern corner of the Maverick Bank building. The R.A. Archer Building (1893) to be located just north of the Post Office on North Alamo Street, is not yet present, but can clearly be seen in “photo #9“.