History of Los Angeles Police Department Communications Division
- Unofficial history of LAPD's Communications Division, from 1931 to the future, with narratives, photos, dispatch cards and procedures, and related links.
- http://harrymarnell.com/kma367.htm

Phil's CHP Page
- Information about the California Highway Patrol, links and graphics.
- http://americanindian.net/chp.html

Jim Casey - Law Enforcement Memorabilia Collector
- I collect antique police badges, dress batons, restraints, patches, log books, and other memorabilia having to do with police.
- http://www.policeguide.com/wanted.htm