Gibson arch top guitars of the 1930's - is there a noticeable difference in the tone between the early ones with violin-style bracing and the 'advanced' X-braced models? - Quora
Gibson L5 Plans - Cranmer Guitars
Archtop Jazz Guitar — Guitar Plans
Amazon.co.jp: [parallel import goods] gibson (gibson) CS356 Jazz Archtop Guitar Plans – Full Scale Design Drawings – Actual Size CS – 356 Plans : Musical Instruments
Plan #24 – 1948 D'Angelico New Yorker – Guild of American Luthiers
Plan #10 – 1932 Martin C-3 Archtop – Guild of American Luthiers