The drone; a play in three acts,

Mode of access: Internet.

Status of the remotely piloted aircraft programs, Departments of the Air Force and Army : report to the Congress /

Publication date stamped on cover.

Bienenzucht. Populäres handbuch der anatomie, zucht, pflege und sämtlicher krankheiten der bienen, sowie ein ausführliches nachschlagewerk aller die imkerei betreffenden verrichtungen ...

Colored models of queen and drone mounted on lining paper of back cover, with descriptive letter press.

Special operations forces and unmanned aerial vehicles : sooner or later? /

"February 1996."