Gibson banjo serial number dating
The instrument was finished in a dark sunburst with dark regions around the outside back of the resonator, at the neck heel, and at the back of the peghead.Most of the top-tension models had three-digit serial numbers.A few were available in a half-breed plectrum/tenor (PT) whose string scale was halfway between plectrum and tenor.The following is a brief description of the changes made during Gibson’s 1918-1938 Golden Year era.The fretboards were Brazilian rosewood and the instrument was inlaid in the “hearts and flowers” design.
It was constructed of Honduras mahogany, with a rosewood fretboard and rather plain inlay designs.
Style -4: This style was the top of the standard (not engraved, carved, or gold-plated) line.
The first version, introduced in 1923, featured silver plating, ebony fretboard with pearl dots, curly maple neck wood, and Pyralin resonator.
Gibson’s banjo models featured a robust series of changes in the design and implementation of tone-chambers, rims, flanges, resonator designs, platings, woods, bindings, marquetry, inlay, hardware, engravings,l and finishes.
Most all of the Gibson banjos were available in tenor banjo (TB), plectrum banjo (PB), guitar banjo (GB), mandolin banjo (MB), ukulele banjo (UB), and regular (5-string) banjo (RB) models.