Photometric tests of 21 colored retroreflective samples /
Corporate Author: | |
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Format: | Government Document Book |
Language: | English |
Published: |
Gaithersburg, MD :
U.S. Dept. of Commerce, National Institute of Standards and Technology,
1955.
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Series: | NBS report ;
4343. |
Subjects: |
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Lehigh
Call Number: |
C 13.38:4343 |
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Villanova
Call Number: |
C 13.38:4343 |
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