Is the information in this guide:
AHS International (The Vertical Flight Technical Society) https://www.vtol.org/
Aviation Handbooks & Manuals (FAA) https://www.faa.gov/regulations_policies/handbooks_manuals/aviation/
CH-47 Chinook Helicopter https://www.boeing.com/defense/ch-47-chinook/
CHC Helicopter Association https://www.chc.ca/
Helicopter Association International - https://www.rotor.org/
Helicopter Foundation International https://www.helicopterfoundation.org/
Avjobs: Helicopter Pilot Jobs https://www.avjobs.com/careers/detail.asp?Job_Title=Pilot&Category=In%20Flight&Related=Helicopter%20Pilot&RecID=105
How Helicopters Work https://science.howstuffworks.com/transport/flight/modern/helicopter.htm
International Radio Controlled Helicopter Association https://www.ircha.org/
National Oceanic & Atmospheric Association https://www.noaa.gov/
Sikorsky https://www.lockheedmartin.com/en-us/capabilities/sikorsky.html
Vietnam Helicopter Pilots Association https://www.vhpa.org/
Whirly-Girls International Women Helicopter Pilots https://www.whirlygirls.org/
Why use web sites for research?
- Current
- Fast and easy
- Works on any computer
- Unrestricted and unregulated
- Information needs to be verified elsewhere
- Beware of hoaxes