The Pair of Vintage Racing Gun’s – Thomas Leslie Bookless

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An exceptional pair of 12-bore sidelock’s, by William Powell, serial no’s:14672/14673, the W. Baker 1913 patent action engraved with border engraving and virtually full renewed colour-hardening, with gorgeous slender fences, the top levers engraved ‘1’ and ‘2’ in gold, with classic double trigger’s and well-figured walnut stocks.

The ‘Twelve Twenty’ action is a design for a 20-bore action with 12-bore barrels. It is a rare design and beautifully crafted.


Records show that this pair was made for a Thomas Leslie Bookless on 29th October 1948. Born in Newcastle in 1909 to parents Walter and Minnie. Married Jeanne Moffat in 1935.

He was a Moto GP driver in the 1930’s and competed in 1930 Junior race in MGP he finished 6th with a time of 4.04.46 with average speed of 56.14mph. Then raced in the senior event later that same year, riding a 348 Velocette. He also raced in the Senior MGP in 1932 on a Norton bike.

Racing image also included: Velocette. Entry No.28. T.L. Bookless. Ramsay Parliament Square, Isle of Man Junior Manx Grand Prix 1930.

Snipet of the race” There was a few minor crashes which, was hardly surprising under the conditions, but none were serious. Velocettes had occupied the first six places since the first lap, and their delightful roadholding and steering were proving invaluable under the treacherous conditions, and there was no repetition of the remarkable state of affairs at the S-bend before Greeba bridge three years ago when on several occasions there was seven and eight riders off at a time, and trying to collect themselves and get away before another slithering machine came to take their own motor out of their very hands ! The fourth lap, however, brought bad news, for Muir’s machine gave up and, his wonderful ride was at an end, after establishing a 4-minute lead over Harding. The vacancy on the leader board was thus taken up by another Velocette in the hands of T. L. Bookless, giving the first six on the fourth lap as….”


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12 Bore




William Powell

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