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Two post driveable sign supports
Title:
Two post driveable sign supports
Author:
Morgan, James R., author.
Personal Author:
Physical Description:
vii, 96 pages : illustrations ; 28 cm.
Series:
Research report ; 1219-1F
Research report (Austin, Tex.) ; 1219-1F.
General Note:
In cooperation with the Federal Highway Administration.
"July 1992."
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