I only know where to find 4 of them. #1.Buy it from Won for 50,000G. #2.Find it at the
doghouse. #3.Exchange medals at the horse race for one of them. #4.Find it in the second
floor of the library(investigate all the bookshelves). I hope this will help.

Jewel Of Truth Locations
Once you purchase the Shelves from the TV Shopping show, you can start searching for the
Jewels of Truth. Here's a list of where to find some of them.
1.On your dog house's roof
2.The water trough in your horse's barn
3.Purchase from Won ($50,000)
4.Trade 1000 medals at the Horse Race
5.Inspect the lampposts between the Church and Rose Plaza
6.On the second floor of the library, inspect the center right-most shelf
7.Play the New Year's game show on the TV inside the town cottage
8.Inspect the calendar in the mountain cottage (it falls out)
9.Take all eight of the above gems to Thomas' house; inspect his refrigerator