Around 500 artworks by Bagpuss and Basil Brush creator Peter Firmin are going up for auction after being uncovered in his home. The auction is being held by The Canterbury Auction Galleries, which has called the items a “treasure trove” and said it is the largest collection of Firmin’s work to ever come up for auction. Basil Brush (The Canterbury Auction Galleries)Canterbury Auction Galleries specialist valuer Susanna Woodgate said: “The Canterbury Auction Galleries is proud to be auctioning the studio collection of Peter Firmin. The Firmin family are also now donating the original Bagpuss and original family of The Clangers to Canterbury’s Beaney museum, where they have been on loan. Peter Firmin (The Canterbury Auction Galleries)Firmin – who received the Bafta lifetime achievement award in 2014 – created Smallfilms with Oliver Postgate, who died in 2008.