| 000 | 00000cam 2200000zi 4500 |
| 001 | 9.958992 |
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| 003 | CaOODSP |
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| 005 | 20260115153834 |
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| 006 | m o d f |
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| 007 | cr bn||||||||| |
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| 008 | 260115e19781206oncd obt f000 0 eng d |
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| 040 | |aCaOODSP|beng|erda|cCaOODSP |
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| 041 | 0 |aeng|beng|bfre |
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| 043 | |an-cn--- |
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| 086 | 1 |aEn57-58/864-1978E-PDF |
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| 100 | 1 |aSheppard, B. E. |q(Brian E.)|eauthor. |
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| 245 | 10|aExperiments to determine the luminance contrast threshold - a review / |cby Brian E. Sheppard = Expérience visant à déterminer de seuil de contraste de la luminance - compte rendu de publications / par Brian E. Sheppard. |
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| 246 | 31|aExpérience visant à déterminer de seuil de contraste de la luminance - compte rendu de publications |
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| 264 | 1|aDownsview, Ontario : |bEnvironment Canada, Atmospheric Environment Service, |c6 December 1978. |
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| 300 | |a1 online resource (16 pages, 2 unnumbered pages) : |bgraph. |
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| 336 | |atext|btxt|2rdacontent |
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| 337 | |acomputer|bc|2rdamedia |
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| 338 | |aonline resource|bcr|2rdacarrier |
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| 490 | 1 |aTechnical memoranda, |y0068-7804 ; |vTEC 864 |
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| 500 | |aISSN of series should read: 0708-2878. |
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| 500 | |a"UDC: 551.591"--Cover. |
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| 500 | |a"6 December 1978"--Cover. |
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| 500 | |aDigitized edition from print [produced by Environment and Climate Change Canada]. |
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| 504 | |aIncludes bibliographical references (pages 10-11). |
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| 546 | |aIncludes abstracts in English and French. |
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| 650 | 0|aMeteorological optics. |
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| 650 | 0|aVisibility|xMeasurement. |
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| 650 | 6|aOptique météorologique. |
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| 650 | 6|aVisibilité|xMesure. |
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| 655 | 7|aTechnical reports|2lcgft |
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| 655 | 7|aRapports techniques|2rvmgf |
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| 710 | 1 |aCanada. |bAtmospheric Environment Service, |eissuing body. |
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| 830 | #0|aTechnical memoranda (Canada. Atmospheric Environment Service)|vTEC 864.|w(CaOODSP)9.934501 |
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| 856 | 40|qPDF|s771 KB|uhttps://publications.gc.ca/collections/collection_2026/eccc/en57/En57-58-864-1978-eng.pdf |
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