No. 32, February 2009. How a Zoologist Became a Guitar Animal." Interview with George Gruhn in Vintage Guitar magazine.
No. 31, May 2008. The Golden Era instruments... will there be any more? by George Gruhn
No. 30, September 2007. Lower interest rates, rising rap music, falling new guitar sales, and the vintage guitar market, by George Gruhn and Walter Carter
No. 29, March 2007. CITES, endangered woods and an immediate call to action, by George Gruhn and Walter Carter
No. 28, September 2006. Collectors vs. musicians, by George Gruhn and Walter Carter
No. 27, March 2006. Are vintage guitars really good investments? by George Gruhn and Walter Carter
No. 26, November 2005. A trip to Vermillion and the need for repair, by George Gruhn and Walter Carter
No. 25, September 2005. Guitar players and guitar designers, by George Gruhn and Walter Carter
No. 24, July 2005. Culture shock and the Elvis factor, by Walter Carter
No. 23, March 2005. Surviving the shark feeding frenzy
No. 22, January 2005. Which vintage instruments offer the best utilitarian value?
No. 21, December 2004. Investing in fretted instruments.
No. 20, October 2004. Thirty-five years of ups and downs in the vintage guitar businesss.
No. 19, September 2004. Juggling business and artistic activity.
No. 18, July 2004. Consequences of amplification for acoustic and electric instruments.
No. 17, June 2004. Acoustic instrument amplification.
No. 16, May 2004. Investing in vintage instruments vs. the stock market.
No. 15, March 2004. Guitar making on the Pacific Rim, from Japan to Korea to Indonesia to China.
No. 14, February 2004. The state of the art of repair and restoration. Today's level of skill and knowledge compared to the 1960s and '70s.
No. 13, January 2004. "What the heck is this?" Today's confusing model delineations and their ultimate negative effects.
No. 12, December 2003. Origins of Gruhn Guitars, forming GTR with Tut Taylor and Randy Wood in 1970.
No. 11, October 2003. Shortage of vintage instruments in the 1960s leads college student Gruhn to Nashville, then to Chattanooga, Asheville, Galax and, with the encouragement of Hank Williams Jr., into the vintage business.
No. 10, September 2003. The critical factors in placing dollar values on instruments.
No. 9, August 2003. The rise of forgeries, from re-necked five-string banjos of the 1950s to today's high-dollar fakes.
No. 8, July 2003. Reflections after NAMM show, changes over past ten years in product lines, manufacturing processes and quality of overseas manufacturing processes.
No. 7, June 2003. What distinguishes a collectible instrument -- which is possibly a good investment -- from a good used instrument.
No. 6, May 2003. Instruments as ultimate pieces of art; versatility of instruments beyond their original designs, to accommodate bluegrass, rock, etc.
No. 5, Apr. 1, 2003. Changes in musical performance as a result of technological advances; consistency of instrument values.
No. 4, Mar. 6, 2003. Re-creating the "magic" of vintage pickups; instant collectibles; confusion among current model lines.
No. 3, Jan. 14, 2003. The new age of hand craftsmanship; changes in materials, production techniques, finishes, etc.
No. 2, Dec. 10, 2002. Arrival of the baby boomers and their effect on the vintage market; the "antibiotic" market theory.
No. 1, Dec. 6, 2002. Vintage instruments in the 1960s; Mike Bloomfield's influence; starting GTR (Gruhn Guitars); investment value over the years.