R. S. Hultberg

Rotary balance data for a typical single-engine general aviation design for an angle-of-attack range of 8 deg to 90 deg. 1: High-wing model B

W. Bihrle, R. S. Hultberg, 1979 .

Rotary balance data for a typical single-engine general aviation design for an angle-of-attack range of 8 deg to 90 deg. 1: Low-wing model A. [fluid flow and vortices data for general aviation aircraft to determine aerodynamic characteristics for various designs

W. Mulcay, R. S. Hultberg, 1980 .

Rotary balance data for a typical single-engine low-wing general aviation design for an angle-of-attack range of 30 deg to 90 deg

W. Bihrle, W. Mulcay, R. S. Hultberg, 1978 .