Although many of the guitars listed in this segment were available only as custom order instruments from Gibson, the ES-175D was really one of their bread-and-butter models - whilst some models listed in this catalogue shipped in single figures most years, the ES-175 typically shipped in hundreds of units most years; hardly mass-produced, but available without a significant delay.
The previous time that Gibson had released segmented brochures listing the entire range (1970, The Byrdland had been placed in the Thinline brochure. Although it was a high-end artist acoustic, it did have a shallower body depth than the other 'jazz-boxes' included in the Electric Acoustics segment - though deeper than the other Electric Spanish thinlines. The comparative depths were ES-175: 3 3/8", Byrdland 2 3/4", ES-335 1 3/4".
1975 US zone 1 prices were as follows: Byrdland: $1199 rising to $1249 (1/11/1975); ES-175 $699 rising to $729 (1/11/1975)