
click map to enlarge. Source: Library of Congress
Map of the Week is written by David A., a systems librarian and map geek living in NoMa. David previously wrote about Alexandria County from 1879.
Title: Map of the Potomac River (1861)
This week’s hand-drawn map of the Potomac River and its tributaries comes from the Civil War era diary of Robert Knox Sneden, a map-maker for the Union Army. Railroad routes and stations feature prominently. The Library of Congress hosts 316 of Sneden’s maps on its website.