El Sobrante Library
4191 Appian Way
El Sobrante, CA 94803-2298
Phone: 510-374-3991
El Sobrante Library is a Public library.
This library is a branch of the library system that serves Contra Costa County, CA.
Visit Instructions:As a suggestion for your visit log, please make every effort to supply a brief-to-detailed note about your experience at the Waymark. If possible also include an image that was taken when you visited the Waymark. Images can be of yourself, a personal Waymarking signature item or just one of general interest that would be of value to others. Sharing your experience helps promote Waymarking and provides a dynamic history of your adventures.