Johns, Henry <br/><br/>
Erosion studies of pipeline materials fifth progress report / 
by Henry Johns ; United States Department of the Interior 
 - Washington, D.C. :  United States Government Printing Office,  1984 
 - 47 p. ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural gas pipelines--United States--Statistics
<br/><br/><label>Dewey Class. No.: </label>338.272850973