Ed Thelen's comprehensive reference to the Ballistic Research Laboratory's 1964 survey of worldwide computers, a key document in early computing history.
Virtual Altair Museum documenting the MITS Altair 8800 and related Pertec/iCOM microcomputers that launched the personal computer revolution in the 1970s.
Apple product history site (established 1996, last updated 2015) with specifications, photos, and timelines for Macintosh, iPod, iPhone, and iPad models.
