The Portuguese Contribution to Air Navigation - Precision Astrolabe, Portuguese Navigators and Transoceanic Aviation. Francis M. Rogers. Academia Internacional da Cultura Portuguesa, Lisboa, 1971 (distributed in U.S.A. by Wm. S. Sullwood, Publishing, Taunton, Mass.), 397 pp., 6 × 9 in, $8·00.

D. H. Sadler

doi:10.1017/S037346330004039X

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The Portuguese Contribution to Air Navigation - Precision Astrolabe, Portuguese Navigators and Transoceanic Aviation. Francis M. Rogers. Academia Internacional da Cultura Portuguesa, Lisboa, 1971 (distributed in U.S.A. by Wm. S. Sullwood, Publishing, Taunton, Mass.), 397 pp., 6 × 9 in, $8·00.

Volume 25, Issue 1
D. H. Sadler
DOI: https://doi.org/10.1017/S037346330004039X

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The Portuguese Contribution to Air Navigation - Precision Astrolabe, Portuguese Navigators and Transoceanic Aviation. Francis M. Rogers. Academia Internacional da Cultura Portuguesa, Lisboa, 1971 (distributed in U.S.A. by Wm. S. Sullwood, Publishing, Taunton, Mass.), 397 pp., 6 × 9 in, $8·00.

Volume 25, Issue 1
D. H. Sadler
DOI: https://doi.org/10.1017/S037346330004039X

To save this article to your Google Drive account, please select one or more formats and confirm that you agree to abide by our usage policies. If this is the first time you used this feature, you will be asked to authorise Cambridge Core to connect with your Google Drive account. Find out more about saving content to Google Drive.

The Portuguese Contribution to Air Navigation - Precision Astrolabe, Portuguese Navigators and Transoceanic Aviation. Francis M. Rogers. Academia Internacional da Cultura Portuguesa, Lisboa, 1971 (distributed in U.S.A. by Wm. S. Sullwood, Publishing, Taunton, Mass.), 397 pp., 6 × 9 in, $8·00.

Volume 25, Issue 1
D. H. Sadler
DOI: https://doi.org/10.1017/S037346330004039X

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The Portuguese Contribution to Air Navigation - Precision Astrolabe, Portuguese Navigators and Transoceanic Aviation. Francis M. Rogers. Academia Internacional da Cultura Portuguesa, Lisboa, 1971 (distributed in U.S.A. by Wm. S. Sullwood, Publishing, Taunton, Mass.), 397 pp., 6 × 9 in, $8·00.

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The Portuguese Contribution to Air Navigation - Precision Astrolabe, Portuguese Navigators and Transoceanic Aviation. Francis M. Rogers. Academia Internacional da Cultura Portuguesa, Lisboa, 1971 (distributed in U.S.A. by Wm. S. Sullwood, Publishing, Taunton, Mass.), 397 pp., 6 × 9 in, $8·00.

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