Swan, Stephen A.
Extended bumper designs for large haulage trucks / by Stephen A. Swan. - Avondale, MD : U.S. Dept. of the Interior, Bureau of Mines, [1987] - 28 p. : ill. - Bureau of Mines report of investigations ;9089 . - Report of investigations (United States. Bureau of Mines) ; 9089 .
Dump trucks--Bumpers--Design and construction.
TN23 TL230 / .U43
622 s 629.2/76�19
I 28.23:
Extended bumper designs for large haulage trucks / by Stephen A. Swan. - Avondale, MD : U.S. Dept. of the Interior, Bureau of Mines, [1987] - 28 p. : ill. - Bureau of Mines report of investigations ;9089 . - Report of investigations (United States. Bureau of Mines) ; 9089 .
Dump trucks--Bumpers--Design and construction.
TN23 TL230 / .U43
622 s 629.2/76�19
I 28.23: