Note 28 — Chapter VIII · HISTORY OF CONSTRUCTION OF SUSTAINING AND GUIDING SURFACES OF AERODROMES 4, 5 AND 6
Reading edition
“Pocketing” is a form of distortion in which the canvas or silk bags locally in numerous places between the cross-ribs.
Reading edition
“Pocketing” is a form of distortion in which the canvas or silk bags locally in numerous places between the cross-ribs.