The effect of dirt on vehicle headlamp performance.
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| Corporate Author: | |
| Format: | Book |
| Language: | English |
| Published: |
Crowthorne, Berkshire :
Road Research Laboratory,
1968.
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| Series: | RRL report ;
LR240. |
| Subjects: |
| Physical Description: | 12 pages : illustrations ; 28 cm. |
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