Oops, I forgot stock! Here are links for the Piccadilly Line trains:
1973 stock refurbished:
https://docs.google.com/file/d/0BzF67AXh-0q1WndnN01SNWNTV2lHeXA1TXhwR1Nodw
1973 stock unrefurbished:
https://docs.google.com/file/d/0BzF67AXh-0q1Rmloam9IQ2hUWW1EamtKelZmcmZYUQ
1973 stock refurbished:
https://docs.google.com/file/d/0BzF67AXh-0q1WndnN01SNWNTV2lHeXA1TXhwR1Nodw
1973 stock unrefurbished:
https://docs.google.com/file/d/0BzF67AXh-0q1Rmloam9IQ2hUWW1EamtKelZmcmZYUQ