[Rarebooks] fs: Portuguese expertise in air navigation

[Back Creek Books]

Greetings Booklovers,

We are pleased to offer:
~
(No. 6917 )  Rogers, Francis M. PRECISION ASTROLABE: PORTUGUESE NAVIGATORS 
AND TRANSOCEANIC AVIATION.
Lisboa: Academia Internacional da Cultura Portuguesa, 1971. First printing, 
Wrappers, Octavo, xxxii, 397 pages, Black & white diagrams. Good.
      In the tradition of their great marine navigators, the Portuguese made 
significant contributions in the field of air navigation in the years 
1919-1927. On June 17, 1922 Portuguese aviators Carlos Viegas Gago Coutinho 
and Artur de Sacadura Freire Cabral completed the first air crossing of the 
South Atlantic. Coutinho applied an artificial horizon to a normal marine 
sextant, converting it from a surface instrument into one that could be used 
in the air. Glossy paper covers with a few creases and minor edge rubs. One 
of 1,500 copies.    $100.00
See photo: http://www.backcreekbooks.com/bookphotos/6917.jpg

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Thank you for your interest.

Best regards,

Rock Toews
Back Creek Books
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 Details and secure ordering: 
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