Hewlett-Packard: Handheld Products Links for sales, registration and technical support. http://h30027.www3.hp.com/gatewayPages/handhelds.htm

Thaddeus Computing Sales and service of new and used HP products. http://www.palmtoppaper.com/

FreeBSD on a PC110 Palmtop Unix in your hand. Describes experiences in running Unix on an IBM PC110 palmtop computer. http://www-2.cs.cmu.edu/~awb/pc110.html