Rancho San Jacinto y San Gorgonio
Rancho San Jacinto y San Gorgonio (also called Rancho San Timoteo and Rancho Yucaipa) was a 4,440-acre (18.0 km2) Mexican land grant in present-day Riverside County, California given in 1843 by Governor Manuel Micheltorena to James (Santiago) Johnson. At the time of the US Patent, Rancho San Jacinto y San Gorgonio was a part of San Bernardino County.
Source: Wikipedia — Rancho San Jacinto y San Gorgonio (CC BY-SA 4.0)