https://www.gov.uk/aaib-reports/boeing-747sp-31-n601aa-9-april-1992
Boeing 747SP-31, N601AA, 9 April 1992 - GOV.UK
boeing 747sp9 april311992uk
https://www.dlr.de/en/images/2011/2/made-in-germany-the-2-5-metre-infrared-telescope-in-the-fuselage-of-the-boeing-747sp_1318
Made in Germany: the 2.5-metre infrared telescope in the fuselage of the Boeing 747SP
SOFIA during test observations of the night sky in March 2008. The opening in the fuselage of the converted Boeing 747SP provides a glimpse of the 2.5-metre...
made in germany