moving OSM data to OHM - dealing with the license

so something has gone away in the real world, and rather than just deleting it from OpenStreetMap, you’d like to move it to OpenHistoricalMap. Tha...

Imagery and Map sources - Old Maps Online

First in a series about ways to find imagery. [https://www.oldmapsonline.org/] Old Maps Online is not so much a source, as a map enabled director...

using mapwarper

i put together a couple of things on youtube showing various scenarios for using mapwarper. for folks new to OHM who want to know how to bring in s...