Solving a mystery about check from 1874

(Jacques Kelly) Monica Marcum sat in the office of the Baltimore City Historical Society and held a document she discovered among her late father's papers. It was a check dated July 6, 1874, for $62.81 for plumbing materials at the "new City Hall." She was giving the canceled check to the historical group because she thought it deserved a proper home.
She wondered how her father came into possession of this financial document for Baltimore's City Hall, which was under construction during this period and opened for business in 1875. Continued