STIFFNESS, DAMPING AND CREEP PROPERTIES OF A POLYURETHANE FOAM INCLUDING THE EFFECTS OF TEMPERATURE AND HUMIDITY

By Payen,D B. Her Majesty'S Stationery Office, London 1967 . 24 , Bound With Arc C.P. 901-904, 906-910

THE SUBERITICAL RESPONSE AND FLUTTER OF A SLENDER WING MODEL AIRCRAFT

By Payen,D B. Her Majesty'S Stationery Office, London 1969 . 34 , Bound With Arc R&M 3570-3571, 3574-3579, Lack No. 3573