Serial. Printed Ephemera Collection has: 1974:spring. Issue for spring 1974 includes article: Shooting a smooth-face toehold for a giant span, by Steve Repola.
Subject Geographic:
New River Gorge Bridge (W. Va.)
Subject Topical:
Explosives--Periodicals., Bridges--Design and construction--West Virginia--New River Gorge. , Blasting--Periodicals.
All:
Explosives--Periodicals., Bridges--Design and construction--West Virginia--New River Gorge. , New River Gorge Bridge (W. Va.), Blasting--Periodicals.
