The drag of airships

C. H. Havill
naca-tn-247
Jan 1926


In order to begin research on the drag of airships it was first necessary to make a logical digest of the reported past performances and data given on deceleration tests for a large number of airships.

An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1926/naca-tn-247.pdf