Fluid-Dynamic Lift & Drag (2 Books)

Fluid Dynamic Drag: Practical Information on Aerodynamic Drag and Hydrodynamic Resistance - Theorical, Experimental and Statistical Information 1965 Edition - Copyrighted in 1992 by the Author Fluid-Dynamic Lift: Practical Information on Aerodynamic and Hydrodynamic Lift - Information on Lift and it's Derivatives in Air and In Water - 1985 2nd Hardcover Edition