15 Years: A Retrospective

15 Years: A Retrospective is the tenth Sons of the San Joaquin album. It contains three previously unreleased songs. According to the liner notes, the previously released material was "digitally re-mixed and re-mastered."

Personnel
Sons of the San Joaquin


 * Jack Hannah – vocals, rhythm guitar, percussion
 * Joe Hannah – vocals, bass fiddle, percussion
 * Lon Hannah – vocals, lead guitar, rhythm guitar, percussion

Additional personnel


 * Robert Wagoner – guitar
 * Richard Chon – fiddle
 * "Doc" Denning – lead guitar, rhythm guitar
 * Dennis Mack – bass, rhythm guitar, accordion
 * Jeff Hall – percussion, tambourine, lead guitar
 * Mike Dana – guitar
 * John Lauffenberger – bass
 * Rich O'Brien – lead guitar, rhythm guitar
 * Bob Embry – clarinet
 * Ray Appleton – tambourine, accordion
 * Mark Abbott – bass
 * Randy Elmore – fiddle
 * Dale Morris – fiddle
 * Hereford Percy – banjo
 * Tim Alexander – accordion
 * Eddie Gordon – harmonica

Production

 * Sons of the San Joaquin – executive producers
 * Jeff Hall – producer (except where noted)
 * Russ Pate – producer (except where noted)
 * Recorded at:
 * Maximus Recording Studios, Fresno, CA
 * Jeff Hall – engineer
 * Nye Morton – engineer
 * Eric Scherbon – engineer
 * Eagle Audio, Ft. Worth, TX ("I Ride Along and Dream")
 * Rich O'Brien – producer
 * Mark Talmadge – engineer
 * Warehouse Theater, Colorado Springs CO ("Charlie and the Boys", "Texas Plains")
 * Rich O'Brien – producer
 * Scott O'Malley – producer
 * Butch Hause – engineer
 * Mark Petty – engineer
 * Mastered at:
 * Capitol Mastering, Los Angeles, CA
 * Robert Vosgien – mastering
 * Pete Papageorges – mastering
 * Analog to digital transfers at:
 * Maximus Media, Fresno, CA
 * Eric Sherbon – digital transfers
 * David Martin Graham – photography