Collins, B. L.
view article (10.004545)
Visibility of Exit Signs and Directional Indicators.
National Institute of Standards and Technology, Gaithersburg, MD
Journal of the Illuminating Engineering Society,
Vol. 20,
No. 1,
117-133,
Winter 1991
National Electrical Manufacturers Assoc., Washington, DC,
Collins, B. L.; Goodin, P. J.
view article (9.992496)
Visibility of Exit Directional Indicators.
National Institute of Standards and Technology, Gaithersburg
National Electrical Manufacturers Assoc., Washington, DC,
NISTIR 4532,
March 1991,
43 p.
Collins, B. L.
view article (9.986072)
Evaluation of the Characteristics of Effective Exit Signs.
National Institute of Standrds and Technology, Gaithersburg, MD
Commission Internationale de l'Echiage (CIE). CIE 22nd Session. Division 3. July 1991,
55-58 p.,
1991