Old Post Office on F Street in the 1860s Faces & Places of Yesterday Sun Mar 24th, 2013 3 Comments Here is a terrific old photograph of the old post office on F St. back during the 1860s. Photograph showing the General Post Office building in Washington, D.C. (1860-1878) Get more GoDC posts by emailSign up to receive our great posts right in your inbox! Tags 1860s, F St. NW, Hotel Monaco Amazon.com Widgets http://nailsonblackboards.blogspot.com/ Bernie Gilbert Is this the building with the clock tower? Because IIRC, that isn’t on F – it’s at 12th and Penn. 6’7 Kevin no clock tower. this is around 8th st nw and e. i believe it’s now partly used by the USITC and a hotel of some sort.. Guest no clock tower. this is around 8th st nw and e. i believe it’s now partly used by the USITC and a hotel of some sort.