Flight: A Journal Devoted to the Interests, Practice, and Progress of Aerial Locomotion and Transport (May 5, 1927) (1927)
Royal Aero Club of the United Kingdom (London, UK) · leaf 11
A high quality instrument of robust construction. Fitted with patent device for compensating “lag.’’ Very even scale. Calibrations arranged, in feet or metres, to suit all requirements. Can be fitted with special locking device to enable maximum height obtained to be recorded. Also supplied: with…
