General technical report PNW-(series). PNW-20. Helicopters for logging, characteristics, operation and safety considerations [with list of literature cited; by] P. M. Stevens and Edward H. Clarke.
Publication Title:
Helicopters for logging, characteristics, operation and safety considerations [with list of literature cited; by] P. M. Stevens and Edward H. Clarke.
Display Title:
General technical report PNW-(series). PNW-20. Helicopters for logging, characteristics, operation and safety considerations [with list of literature cited; by] P. M. Stevens and Edward H. Clarke.
Series Title:
General technical report PNW-(series).
Corporate Agency Authors:
Forest Service and Agriculture Dept.
Sort Author:
Forest Service
Authors:
Stevens, P. M. and Clarke, Edward H.
Author place:
Washington, DC
Author zip:
20250
Date:
1974
Publish Date ISO Format:
1974-01-01T00:00:00Z
Publication Start:
19740101
Publication End:
19741231
Corporate/Agency Author:
Forest Service
Publication month:
13
Publication year:
1974
SuDoc number:
A 13.88:PNW-20
Description:
cover title, 16 p. il. 4°
Notes:
[Text on p. 2 of cover.] and (Pacific Northwest Forest and Range Experiment Station, Portland, Oreg.)
Notes:
(Pacific Northwest Forest and Range Experiment Station, Portland, Oreg.) + Distribution Made by Issuing Office.