Service life of retroreflective traffic signs
Title:
Service life of retroreflective traffic signs
Author:
Black, K. L.
Publication Information:
McLean, Va. : Federal Highway Administration ; [Springfield, Va. : Available through the National Technical Information Service, 1991]
Physical Description:
v, 107 p. ; 28 cm.
General Note:
Cover title.
"October 1991."
"FHWA-RD-90-101."
Added Author: