GitHub - cecn/Skyhawk-Flight-Instruments: The Skyhawk Flight Instruments allows you to display high quality flight indicators using html, css3, jQuery and SVG vector images
The Six Pack: Basic Flight Instruments - Pilot Institute
Avionics & Instruments
The Six Pack: Aircraft Instruments Explained
Classifying of Aircraft Instruments
Airplane Instrument Errors - Cal Aero Aviation Blog Post
Aircraft/Instruments, Engines and Systems - Wikiversity