Glass limit standards deposited at NBS for railway, highway and airways traffic signal colors : history, permanence and colorimetric properties
Title:
Glass limit standards deposited at NBS for railway, highway and airways traffic signal colors : history, permanence and colorimetric properties
Author:
Haupt, Geraldine Walker.
Personal Author:
Publication Information:
Washington : U.S. National Bureau of Standards : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1971.
Physical Description:
ii, 119 pages : illustrations ; 26 cm.
General Note:
Chiefly tables.
Language:
English
Subject Term:
Format :
Book