Street intersections mapped out by means of contours.
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| Title: | Street intersections mapped out by means of contours. |
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| Authors: | Besson, F. S. |
| Source: | Engineering News-Record; February 8 1923, Vol. 90, p255-257, 3p |
| Database: | Applied Science & Technology Source |
| ISSN: | 0013807X |
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