Royal Crown Derby Limited Signature Edition Dolphin signed by Doulton. For sale is a Dolphin paperweight by Royal Crown Derby. This a limited signature edition signed by Doulton and stamped. Piece is in excellent condition with no chips, cracks, crazing or scratches. I charge only what the post office charges me. This protects you against damage and/or loss of the contents. Please do not ask me to deviate from these rules! I’ll review your request and get back to you as soon as possible. Since most items I sell have been previously owned, are vintage, and often discontinued patterns etc. They are usually not available at retail stores. But don’t wait until the last minute before a listing ends. I usually check my emails daily, and will respond as soon as possible. Get images that make Supersized seem small. Showcase your items with Auctiva’s. Track Page Views With.