MOTORCYCLE: Four Motorcycle technical books including; 'Ariel Motor Cycle Maintenance and Repair Series' by C.W. Waller; 'Matchless Twin Motor Cycles - Motor Cycle Maintenance and Repair Series' by F.W. Neill; 'The Book of the Triumph; by E.T. Brown from Pitman's Motor Cyclists Library; and 'The Book of the B.S.A' by Pitman's Motor Cyclists Library.