![At Auction, Jack Bruce's WARWICK JACK BRUCE SIGNATURE FRETLESS THUMB BASS IN NATURAL FINISH, 1990 | Warwick bass, Jack bruce, Bass guitar At Auction, Jack Bruce's WARWICK JACK BRUCE SIGNATURE FRETLESS THUMB BASS IN NATURAL FINISH, 1990 | Warwick bass, Jack bruce, Bass guitar](https://i.pinimg.com/originals/98/4b/34/984b342005086dce4c4431eda40b7bcf.jpg)
At Auction, Jack Bruce's WARWICK JACK BRUCE SIGNATURE FRETLESS THUMB BASS IN NATURAL FINISH, 1990 | Warwick bass, Jack bruce, Bass guitar
![Warwick Custom Shop Jack Bruce "Cream Reunion", 4-String - Natural Oil Finish - 16-3277 | W-Music Distribution Warwick Custom Shop Jack Bruce "Cream Reunion", 4-String - Natural Oil Finish - 16-3277 | W-Music Distribution](https://shop.warwick.de/media/image/f9/67/67/CO_0644610004CWXXXOWW_02M7dW5VFzrQvjX.jpg)
Warwick Custom Shop Jack Bruce "Cream Reunion", 4-String - Natural Oil Finish - 16-3277 | W-Music Distribution
![Jack Bruce - owned and used 1990 Warwick Jack Bruce Signature Thumb Bass fretless bass guitar, made in Germany, ser. no. J2530-90, no. 002 of 90 produced, inscribed 'Thumb Bass, Jack Bruce, Jack Bruce - owned and used 1990 Warwick Jack Bruce Signature Thumb Bass fretless bass guitar, made in Germany, ser. no. J2530-90, no. 002 of 90 produced, inscribed 'Thumb Bass, Jack Bruce,](https://www.guitar-auctions.co.uk/public/images/Sales/170/532-1.jpg)
Jack Bruce - owned and used 1990 Warwick Jack Bruce Signature Thumb Bass fretless bass guitar, made in Germany, ser. no. J2530-90, no. 002 of 90 produced, inscribed 'Thumb Bass, Jack Bruce,
![1986 Jack Bruce's Warwick Fretless Thumb Natural > Guitars Bass | Guitar Auctions at Gardiner Houlgate 1986 Jack Bruce's Warwick Fretless Thumb Natural > Guitars Bass | Guitar Auctions at Gardiner Houlgate](https://guitars.gbase.com/aza/user/gear/1986-jack-bruces-warwick-fretless-thumb-natura.jpg)