Helicopter dust abatement system
By: by Randall Herzberg, and Al Bellusci
Contributors: Bellusci, Al
Series: Project record / Equipment Development Center -- ED&T 2528
Publisher: USDA, Forest Service, Equipment Development Center
Published: 1977
Place of publication: Missoula, Mont
Language: eng
Number of pages: 14
Subjects: Heliports; Dust control
Notes: "June 1977."

"No. 7757 2212."