The Bobwhite Quail: It's Propagation (Classic Reprint)

Ionospheric Radio Propagation (Classic Reprint)

Propagation of Dipole Radiation Through Plane Parallel Layers (Classic Reprint)

Plant Propagation: Greenhouse and Nursery Practice (Classic Reprint)

Ionospheric Radio Propagation (Classic Reprint)

Cinchona Propagation (Classic Reprint)

Ionospheric Radio Propagation (Classic Reprint)

Radio Propagation Past a Pair of Dielectric Interfaces (Classic Reprint)