The KTLA Telecopter was the world's first TV News helicopter which first went into operation in 1958. The on-board video and audio equipment communicated with a line of sight KTLA transmitter receiver on top of Mount Wilson.

Xerox Telecopter 295 ?-13--90; 3:32 the Strategy
"The Bell Airmailer", July 1947, Popular Mechanics
[Letter Regarding Dr. D. Aviado Grant]
Construction of a quadcopter for autonomous and teleoperated navigation
Acoustic Measurements with a Quadcopter: Embedded System Implementations for Recording Audio from Above
Desarrollo de una Aplicación para la Interpretación de Imágenes Utilizando Dispositivo de Reconocimiento Aéreo (Quadcopter) para...
The evolution of the female postabdomen and genitalia in mecopterid insects (Insecta: Mecopterida)
The automatic control telelab
Telenomus ovivorus (Ashmead), an Egg-parasite of the False Chinch Bug.
Evolution and Adaptive Significance of Larval Midgut Alkalinization in the Insect Superorder Mecopterida