Patent Bar Simulator - USPTO Registration Examination Practice Simulation Software. Nine Complete Actual Exams with Explanations updated to reflect the changes to the law and the rules brought about by the American Inventor's Protection Act of 1999.
Downloads: 27378 - Shareware - Download Now

Twelve months in the making and Solar Kingdom has now been released.
Downloads: 55009 - Demo - Download Now

Combine multiple sights on different tracks. Data available for 9999BC to 9999AD including a Star Atlas, twilights and eclipses. It will print conventional Nautical Almanac pages while the voyage plan is a sophisticated tool in its own right.
Downloads: 49272 - Shareware - Download Now

Accurate, flexible wireframe simulator for the Voyager and Giotto space missions, with animation capability. Developed at JPL for science/navigation, and filmed by the BBC/NOVA. Conveniently runs from any Windows/DOS.
Downloads: 67195 - Freeware - Download Now

Complete 2014 Nautical Almanac in pdf format complete with monthly star charts. Includes Parallax corrections for the planets which are not normally available.
Downloads: 50029 - Freeware - Download Now