OLD RIDGE ROUTE
Click here for the Old Ridge Route Preservation Website: RRPO
-Old Ridge Route Guidebook
https://www.academia.edu/32134611/FIELD_OLD_RIDGE_ROUTE_-_SAN_FRANCISQUITO_CANYON_-_SAN_ANDREAS_FAULT_2000_EDITION
Click here for the Old Ridge Route Preservation Website: RRPO
-Old Ridge Route Guidebook
https://www.academia.edu/32134611/FIELD_OLD_RIDGE_ROUTE_-_SAN_FRANCISQUITO_CANYON_-_SAN_ANDREAS_FAULT_2000_EDITION