Aviation unit and intermediate maintenance manual : Army model AH-1S (PROD), AH-1S (ECAS), AH-1S (modernized Cobra) helicopters.

"8 May 1980."

Status of the CH-53E helicopter program, Department of the Navy : report to the Congress /

Publication date stamped on cover.

The story of the winged-S, with new material on the latest development of the helicopter;

Map on lining-papers.

The story of the winged-S, with new material on the latest development of the helicopter;

"Published October 1938 ... Fourth printing November 1941."

The impact of Department of Defense procurement on competition in commercial markets : case studies of the electronics and helicopter industries /

"December 1980."

Shore party and helicopter support team operations /

"Supersession, FMFM 4-3, Shore Party and Helicopter Support Team Operations, of 11 August 1967."

The crane helicopter and its capabilities and prospects in Colombia, South America.

Mode of access: Internet.

Summary of studies of helicopter rotor icing.

"Contract No. AF 33(616)-2859."

Wind tunnel test[s] and further analysis of [the] floating wing fuel tanks for helicopter range extension.

"Contract no. DA44-177-TC-550."

Evaluation of the Bell 205A-1 turbojet helicopter and spray system for forest application of insecticide /

"GPO 990-424"--P. [4] of cover.

A method for predicting the aerodynamic loads and dynamic response of the rotor blades of a tandem-rotor helicopter.

"USAAVLABS technical report 67-38."

Computed moisture interception on helicopter rotor blades,

"Contract no. AF 33(616)-2859."

Helicopter handling qualities : proceedings of a specialists meeting on helicopter handling qualities sponsored by the NASA Ames Research Center and the American Helicopter Society and held at NASA Ames Research Center, Moffett Field, California, April 14-15, 1982.

Includes bibliographical references.

Investigation of helicopter rotor blade flutter and flapwise bending response in hovering

"Propulsion Laboratory, Contract no. AF33(616)-5210, Project no. 3137, Task no. 33113."

Aerodynamic characteristics of helicopter rotors; rotor contributions to helicopter stability parameters

Mode of access: Internet.