Serial number 99606 was stamped on April 3, 1947 and cleared final inspection on July 30 that year.
The tuners are Waverly 5038 machines with the distinctive "Yoda head" backing plates with rounded metal buttons. These machines were used by Martin from 1939 to 1942 and from 1946 to 1947.
Style 28 features:
Back and sides: Brazilian rosewood
Top: Sitka spruce
Purfling: White and black lines
Back Stripe: Zig-zag purfling pattern
Other period features:
Ebony belly bridge
Steel T-bar neck reinforcement
1-11/16" neck width at nut
Tortoiseshell celluloid pick guard
Dot fingerboard inlays
Decal on front of headstock
No C. F. Martin stamp on back of headstock