The Grumman OV-1 Mohawk was developed for the US Army for the observation role, according exceptional visibility to the two man crew and able to carry a variety of cameras, radar and infra-red detection systems for photo-reconnaissance and electronic surveillance.

The Sentinel was designed for Seabird Aviation Australia of Pialba, Queensland for eventual manufacture for domestic and export markets, the designers being Messrs C W Whitney and D Adams.

With more than 1,200 examples of the Islander series delivered since 1987, the type has continued to be developed for both civil and military operators.

The Micro Aviation Bantam series was designed by Max Clear in New Zealand as a microlight sporting aircraft and was made available as a complete ready-to-fly aircraft that complied with the Federation Aeronautique Internationale microlight rules, as well as the BCAR regulations in the United Kingdom.

The Egrett (a name taken from the three companies which developed the proof-of-concept aircraft, ie E-Systems, Grob and Garrett) is one of a series of high-altitude surveillance and research aircraft planned by E-Systems and built by Grob Aerospace, work commencing in 1986, prototype construction taking place at Mindelheim/Mattsies in West