paul@paulcoolbooks.com
Texas A&M University Press page for "Salt Warriors"
Amazon.com link for Salt Warriors
"San Elizario Salt War" in Wikipedia.com
Handbook of Texas Online
James Wright's Texas and the Twin Territories discussion site
Tombstone History Archives
Tombstone History Discussion Forum
Tombstonevendetta.com
Wild West History Association
1930s G-men website: http://historicalgmen.squarespace.com/
FBI War on Kidnapping: http://paulcoolbooks.com/blog/
