 As required by the Land Act of 1851, 16 claims were filed with the Public Land Commission in 1852 for 14 tracts (Land Cases 80 ND, 108 ND, 113 ND, 152 ND, 160 ND, 171 ND, 172 ND, 176 ND, 177 ND, 231 ND, 242 ND, 244 ND, 260 ND, and 365 ND) of Rancho Entre Napa and 2 tracts (Land Cases 282 ND and 296 ND) of Rancho Rincon de los Carneos.Nathan Coombs (1826–1877) arrived in the Napa Valley in 1845, and bought a small piece of Rancho Tulucay on the east side of the Napa River from Juarez Cayetano.Coombs purchased of Rancho Napa on the east side of the Napa River from Salvador Vallejo in 1847.