The product is a collection of three pottery books by Lucille Henzke, David Rago, and Ralph and Terry Kovel. These books are likely to provide valuable information, insights, and guidance on pottery collecting, appraisal, and techniques. Each author likely brings a unique perspective and expertise to the table, making this collection a valuable resource for pottery enthusiasts and collectors looking to expand their knowledge and skills in the pottery and glass collecting world.

The book names are American art pottery by Lucille Henzke, American art pottery by David Rago, and the Kovel’s collection Guide to American art pottery.