Apple ][

• LORES colors in RGB http://www.kreativekorp.com/miscpages/a2info/munafo.shtml

• Pinouts for various Apple 2 things: http://home.swbell.net/rubywand/R023PINOUTS.htm

Electronics

• Transistors: FET vs. BJT: http://letsmakerobots.com/node/4285
• Using MOSFET to switch high-current load from microcontroller: http://www.microbuilder.eu/Tutorials/LPC2148/GPIO/GPIOMOSFET.aspx