NOS Triumph Instruction shop manual No. 2 Twenty-One 3TA 350 Speed Twin 5TA 500 This manual is new original. I have had it many years. Published August 1958. 152 pages. This is the owners and shop manual in one.
TRIUMPH INSTRUCTION MANUAL ALL PRE-WAR SINGLE CYL MODELS 1928-36 BOOK PWTW02
Genuine Triumph Instruction Book 1939 Pre War Models T70 T80 T100 Speed Twin 2H
TRIUMPH INSTRUCTION MANUAL No. 16 5T, 6T, T100, T110, TR5 & 6, T120 TWINS 1960
Triumph Instruction Manual Covering Speed Twin Thunderbird Tiger 100 trophy 
TRIUMPH INSTRUCTION MANUAL No 4 ~ TWENTY-ONE, SPEED TWIN, TIGER 100 ~ 1961
GENUINE TRIUMPH INSTRUCTION MANUAL FOR 1953. FREE U.K. POSTAGE.