Below are links to useful aviation and regulations sites around the WWW.

Regulation
		CASA Australia - CASA Australian Registry Search - CASA Document Search
		CAA New Zealand - CAA NZ Registry Search - CAA Regulations
		CAA Papua New Guinea - PNG Civil Aviation Rules - PNG Register
		US Federal Aviation Administration - FAA Regulations - FAA Certification Guidelines
		European Joint Aviation Authorities - JAA Regulations - JAA Publications
Community
		OzFlight - Aviation News - Australian Registry Search
		University of Sydney - School of Aerospace, Mechatronic and Mechanical Engineering - Aeronautical Engineering Notice Board
		University of NSW - School of Mechanical & Manufacturing Engineering
		Royal Melbourne Institute of Technology
Manufacturers
		Explorer Aircraft - 750T
		Honeywell Aerospace - Avionics & Engines - Acronym Dictionary
		Jabiru Australia - Composite Kit Aircraft - Aircraft Piston Engines
		Gippsland Aeronautics - GA8 Airvan - GA200 Fatman
		Cessna - Citation - Caravan