[QUOTE]Was it standard practice for a fillet-brazed frame to have a lugged BB shell?
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Our Tourist #5935 is filet brazed at the bottom bracket.
I'd just build the bike into something cool and enjoy it. If it is any consolation, a well documented 1957 Jack Taylor "Tour of Britain" frame in nice condition went for $927 on eBay recently.
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2010 Cannondale CAAD9-4, 1978 Jack Taylor "Tour of Britain" #7338, 1969 Jack Taylor Ladies "Tourist" #5935 (wife's), 2010 Specialized Dolce (wife's)