Note on the brightness profile and photometric contrast of a test-object having small angular dimensions and silhouetted against the twilight sky.
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| Title: | Note on the brightness profile and photometric contrast of a test-object having small angular dimensions and silhouetted against the twilight sky. |
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| Authors: | BARBER, D. R. |
| Source: | Physical Society of London. Proceedings; May 1950, Vol. 63B, p364-369, 6p |
| Database: | Humanities Source |
| Description not available. |
