Standard reference materials : Use of standard light-sensitive paper for calibrating carbon arcs used in testing textiles for colorfastness to light /
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| Main Authors: | , |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington] :
National Bureau of Standards; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.],
1972.
[Washington] : 1972. |
| Series: | NBS special publication
260-41. Standard reference materials |
| Subjects: |