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Published online by Cambridge University Press: 18 January 2010
It may be useful to outline the progress made in the field of inertial navigation for civil transports made since the last meeting of the Institute held to discuss the subject. After experimental evaluation work, mainly in the U.S.A. but also in this country, the first production equipment made specifically for civil use was the Sperry SGN 10 equipment made for Pan American Airways and first fitted in 1965.