Blackberry patterned silver thimbles were popular in late 1800's. Patterns involving leaves and fruit covered the thimble. Blackberry patterned thimbles have been popular for silver thimble collectorsSterling silver thimble patterned with leaves and flowers - Blackberry pattern Hallmark: Leopard's head, Lion rampart, letter I in a shieldblackberry pattern thimble, silver thimble