Summary
1921 manufacture date (traditional estimates)
1921 shipment date, according to Spann's Guide to Gibson
Mandolin, Style A4
Serial 63138
Factory order number unknown
Description
EC, red sunburst top, fleur-de-lis and "The Gibson" pearl inlays in headstock, pickguard, Handel inlaid tuner buttons, "The Gibson" tailpiece, adjustable truss rod, bound ebony fretboard (replacement ivoroid binding), non-adjustable bridge, serial number not completely clear, but we believe it is 63138 (which indicates made in 1920 - and since truss
rods were not available yet then this may have been renecked or had the truss
rod added shortly thereafter, although there is nothing visible to indicate
this), with OHSC
(DB - I've entered as 1921 from the serial number)