Items are in gently used, played-with condition.  The pieces I have currently come from the following sets: 

Crystal Caves Adventure Set

Race to Sodor

Super Station

Super Cruiser

Misty Mountain

Tidmouth Sheds

Sky High Bridge

Avalanche Escape

Brendham Docks... and more

I am contstantly adding new pieces as I find them and get them listed here. Please check back or send me a message to inquire.