Students crossing State St. in front of Michigan Union. Taken for the Michigan Alumnus, April, 1947

On negative sleeve: A suggestion of warmer days ahead for winter-weary Michiganders is contained in this early spring picture, taken from the Michigan Union looking across to Alumni Memorial Hall just as students leave classes at the noon hour

The development of an improved railroad-highway grade crossing risk factor. Executive summry report.

Ohio Department of Transportation, Columbus

The development of an improved railroad-highway grade crossing risk factor. Final report.

Ohio Department of Transportation, Columbus

Methods for evaluation of rail-highway grade crossing improvements. Final report.

Mode of access: Internet.

Rail-highway crossing resource allocation model. Final report.

Federal Railway Administration, Office of Safety, Washington, D.C.

Railroad safety: status of efforts to improve railroad crossing safety.

Mode of access: Internet.

Models of pedestrian crossing behavior at signalized intersections.

Texas Department of Transportation, Austin

Railroad grade crossing passive signing study. Final report.

Federal Highway Administration, Office of Research, Washington, D.C.

Rail-highway crossing safety fatal crash and demographic descriptors.

National Highway Traffic Safety Administration, Office of Research and Development, Washington, D.C.

Models of pedestrian crossing behavior at signalized intersections.

Texas Department of Transportation, Austin

Motorists' requirements for active grade crossing warning devices. Final report.

Federal Highway Administration, Traffic Systems Division, Washington, D.C.

Summary statistics of the national railroad-highway crossing inventory for public at-grade crossings. Final report.

Federal Railroad Administration, Office of Policy and Program Development, Washington, D.C.

A preliminary laboratory investigation of passive railroad crossing signs. Final report.

Mode of access: Internet.