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Triumph 350 & 500 Twins (Essential Buyer's Guide): 3ta, 5ta Speed Twin, Tiger 90, T100a, T100ss, T100 Tiger, T100s, T100t, T100c, T100r, Tr5t, T100d Daytona Series 2: Amazon.co.uk: Peter Henshaw: 9781845847555: Books
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File:Flickr - ronsaunders47 - TRIUMPH 21 3TA .350 CC. TWIN CYLINDER. BATHTUB DESIGN.1957-66.jpg - Wikimedia Commons
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