DescriptionMap of route of 1769 Portola expedition, from San Diego to San Luis Obispo.png
English: PNG screen capture of a map image from a Google-digitized, public domain book, showing part of the route of the w:Portola expedition
Date
Source
Original publication: Bolton, Herbert E. "Fray Juan Crespi: Missionary Explorer on the Pacific Coast, 1769-1774", p.127. [1] publisher=HathiTrust Digital Library
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