Four Online Resources for the History Classroom:

1.USGS Historical Topographic Map Explorer
http://goo.gl/MAuvFZ;

2. David Rumsey Historical Map Collection in ArcGIS Online
http://goo.gl/Nk9mpL;

3. Investigating Land Use Change using Historical USGS Maps and Satellite Imagery in ArcGIS Online
Blog post by Joseph Kerski, Oct. 30, 2915
http://goo.gl/ADzLXv;

4. Geoinquiries for History
Instructional resources for history classes
Designed to be a 15 minute lessons led by a teacher
http://goo.gl/r9T1AY

Image Credit: Screen shot taken 11/10/15, Springfield, IL 1907 from USGS Historical Topographic Map Explorer, http://goo.gl/FJPiFC