The 1966 Gibson ES-330TDC is a fully hollow thinline electric guitar characterized by its vibrant cherry finish and dual P-90 pickups. Unlike the semi-hollow ES-335, it lacks a center block, contributing to its lightweight design and resonant, warm acoustic-electric tone. 

Body and Finish

• Body Type: Fully hollow thinline with double cutaways.
• Construction: Laminated maple top, back, and sides (often 3-ply maple/poplar/maple).
• Dimensions: 16" wide at the lower bout, 19" long, and 1.75" deep.
• Finish: Nitrocellulose lacquer in Cherry (indicated by "C" in TDC).
• F-Holes: Two traditional unbound f-holes. Archtop.com +6

Neck and Fingerboard

• Material: Solid one-piece mahogany.
• Joint: 16th fret neck-to-body joint (standard for this era before switching to the 19th fret in late 1968).
• Profile: Typically a Rounded "C" or slim-taper profile, though exact measurements vary by specific instrument.
• Fingerboard: Rosewood (often Brazilian rosewood for this year) with a 12" radius.
• Inlays: Pearloid small blocks (replaced the earlier dot inlays in 1962).
• Scale Length: 24.75 inches.

Electronics and Hardware

• Pickups: Two P-90 "Dogear" single-coil pickups with chrome-plated covers.
• Controls: Individual volume and tone controls for each pickup (2x Vol, 2x Tone) with a 3-way toggle switch.
• Bridge: ABR-1 Tune-O-Matic, typically with nylon saddles during this period.
• Tailpiece: Chrome-plated trapeze tailpiece; some models may feature a factory-original Bigsby B7 vibrato.
• Tuners: Kluson Deluxe "Double Line" tuners with white plastic buttons.
• Knobs: Black or Gold "Reflector" top-hat knobs.

This example is particularly clean, showing very light play wear, finish checking, and patina to the hardware. Tuners have been swapped, but the originals are included. Neck measures 1.59" wide at the nut. Weighs 6.04 pounds and ships in modern ABS HSC shown