social factors

WA-RD 025.6
Authors: 
Evan A. Iverson, Michael Scaringi, Brian Limotti, Robert Jacobson, Roger Parker, Don Morgan, Hollis Goff, Russell Albert, Bruce Davidson, Willa Mylroie.
Originator: 
Washington State Highway Commission.
Publication Date: 
Tuesday, June 1, 1976
WA-RD 25.2
Authors: 
Washington (State). Dept. of Highways. Social and Economic Planning Section.
Originator: 
Washington State Highway Commission.
Publication Date: 
Monday, September 1, 1975
WA-RD 25.0
Authors: 
Washington (State). Dept. of Highways. Social and Economic Section.
Originator: 
Washington State Highway Commission.
Publication Date: 
Tuesday, June 1, 1976