Explosives use
Contributors: United States. National Park Service
Publisher: National Park Service
Published: 1991
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: Explosives -- United States -- Safety measures
Notes: "Supersedes the first release of NPS-65"--Guideline transmittal lsheet

Shipping list no.: 91-0781-P

"January 1991"--P. i

Includes index

"Release 2."

"NPS-65."