http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Pt. 1 Dealing with the maintenance and repair of the De Havilland controllable-pitch airscrews and hydromatic airscrews.--pt. 2. Dealing with Rotal, Curtiss, Hamilton and Hele-Shaw Beacham Airscrews.
compiled by a panel of experts ; general editor E. Molloy ; advisory editor, E. W. Knott.
Aeroplane maintenance and operation series ; v. 4, 20