Body / Top Material: Bell Brass
Back and Side Material: Bell Brass
Body Plating: Antique green brass
Body Style: Duolian
Bridge Type: Biscuit-Style
Cover Plate Design: Colander Pattern
Fingerboard Material: Indian Rosewood
Neck Finish: Natural High Gloss
Neck Material: Mahogany
Neck Shape: Round
Number of Frets Clear: 12
Number of Frets Total: 19
Nut Material: Bone
Nut Width: 1 3/4"
Strings: daddario EXP
Resonator: 9 1/2" Spun Aluminum Cone
Saddle: Maple
Scale Length: 25"
Truss Rod: Adjustable
Tuning Machines: Wilkinson


Here's a demo:

Jonathon Green Brass Tricone Resonator Guitar