7 books about rocks and minerals that my dad discovered in his bookcases

1. A Field Guide to the Rocks and Minerals of the World - Pub: Kingfisher
2. Minerals, Rocks and Precious Stones - Pub: Octopus
3. Concise Guide to Rocks and Minerals - Pub: Parragon
4. Rocks and Minerals - Pub:Hamlyn
5. Stones and Minerals - Pub: Lutterworth
6. Minerals, Rocks and Fossils - Pub: Hamlyn
7. Encyclopedia of Rocks and Minerals - Pub: Little, Brown and Co.