Automobile License Plate Collectors Association
www.alpca.org

The Tag Doctor plate restoration
www.tagdr.com

Mojo Art Works plate restoration
http://www.mojoartworks.com/

Plastic Sleeves
www.bestsleeves.com

Leatherlicenseplates.com
Learn about some of the earliest and most obscure automobile license plates ever used in the United States of America.
http://www.leatherlicenseplates.com

California DMV License Plate History
http://www.dmv.ca.gov/about/profile/history.htm

Colorado License Plate History
http://www.colorado.gov/cs/Satellite?c=Page&cid=1222252742936&pagename=Revenue-MV%2FRMVLayout

Connecticut Market Plate History
http://www.ctmarkerhistory.org/

State of Delaware License Plate History
http://deldot.gov/information/media_gallery/2008/centennial_plates
/de_license_plate_history.shtml

History of Florida License Plates
http://www.brevardtaxcollector.com/plates.htm

Idaho State Historical Society
http://www.idahohistory.net/License.html

History of the Illinois License Plate
http://www.cyberdriveillinois.com/special/plate_history/start_history.html

Massachusetts RMV History
http://www.mass.gov/rmv/history/

History of Nebraska Passenger Vehicle License Plates
http://www.dmv.state.ne.us/dvr/plates/plthistory.html

History of the Texas License plate
ftp://ftp.dot.state.tx.us/pub/txdot-info/vtr/plate_history.pdf

State of Washington License Plate History
http://www.dol.wa.gov/vehicleregistration/HistoryofLicensePlates.pdf