Sperry Gyroscope Company Limited 1915
- Nationality:
- British
- based:
- London, Greater London, England, United Kingdom
FLIGHT GLOBAL ARCHIVE: http://www.flightglobal.com/pdfarchive/view/1963/1963%20-%200456.html
FLIGHT GLOBAL ARCHIVE: http://www.flightglobal.com/pdfarchive/view/1963/1963%20-%200456.html