Still equipped with its original hang tags and silk guitar strap, this 1941 Martin D-28 is a time-capsule.

• Martin Guitars:
  An Illustrated Celebration of America's Premier Guitarmaker
  Dreadnoughts:
  Bass Notes and The Bottom Line
  1997
  by Jim Washburn and Richard Johnston
  
  
• 20th Century Guitar
  Rara Avis
  Martin Dreadnoughts D-18, D-28 and D-45
  Dec 1999
  by Bianca Soros