- Maps.
Retrieved March 16, 2012.
Endpoints of US Highways, from Dale
Sanderson (www.usends.com) US
Highway Endings, from Adam
Froehlig (www.ajfroggie.com)...
- Transportation.
Retrieved November 23, 2022.
MnDOT Roadway Data The
Unofficial Minnesota Highways Page, by
Steve Riner Twin
Cities Highways, by Adam
Froehlig...
- from the
original on
October 19, 2013.
Retrieved October 17, 2013. Adam
Froehlig (November 22, 2003).
Interstate Highway 494.
Interstate 494 in Minnesota...
- to
Interstate Highways in Minnesota.
MnDOT Roadway Data The
Unofficial Minnesota Highways Page, by
Steve Riner Twin
Cities Highways, by Adam
Froehlig...
- Iowa
Highways Page".
Retrieved October 31, 2009.[self-published source]
Froehlig, Adam. "Twin
Cities Highways:
Definitions and Acronyms".
Retrieved March...
- 51-75". The
Unofficial Minnesota Highways Page.
Retrieved July 10, 2007.
Froehlig, Adam. "Minnesota
Highway 57".
Minnesota Highway Endings.
Retrieved July...
- Info". state.mn.us. "Park Info". state.mn.us. "Park Info". state.mn.us.
Froehlig, Adam (December 20, 2002). "Minnesota
Highway 61".
Minnesota Highway Endings...
-
Quadrants of Washington, D.C..
District of
Columbia retrocession Adam
Froehlig (March 18, 2011). "How much land is in each quadrant?".
Greater Greater...
- 1007/s00134-016-4536-8. PMC 5106498. PMID 27647331. Alushi, B; Douedari, A;
Froehlig, G; Knie, W; Wurster, TH; Leistner, DM; Stahli, BE; Mochmann, HC; Pieske...
-
Dulles Toll Road". WTOP-FM.
December 21, 2005.
Retrieved April 13, 2009.
Froehlig, Adam; Mike
Roberson (November 26, 2006). "VA 800 to 90005".
Virginia Highway...