Hidden Sidewalks 1999

Hidden sidewalks captured in 1999. This is a new dataset that was not collected as part of the planimetric mapping project. It was created to enhance existing information.
Organization: District of Columbia
Last updated: 2024-04-30T19:00:21.990221
Tags: district-of-columbia, hidden-sidewalk, planimetrichistoric, planimetrics, pmetric99, washington-dc