- Davenport (Iowa)1
- Dutch Lake1
- Dutch Lake, NE of Homestead Bog at spring1
- E of Freeport1
- E side of lower Gar Lake1
- East Lansing1
- East edge of Ross Park, Section 15, Buchanan Township1
- East of Church of Shakopee1
- East of Decorah1
- Echo Valley State Park, east of West Union, Around railroad cut and rock ledges.1
- Edge of gravel road.1
- Edmonson Farm Sec. 25. Bentonsport, Washington, Towns1
- Edmonson farm, Sec. 25. Washington Twns1
- Edmonson farm, Sec. 25. Washington, Twns1
- Edmonson place on Sec. 25 of Washington Twns. Bentonsport1
- Eldora1
- Emmet Township1
- Emo1
- Fayette, Near Eagle Point1
- Forest City1