Came West with the James W. Cummings Company in 1851
1850 Pottawattamie, Iowa Census Miles is listed with wife Nancy, James, Sarah, Eliza, Martin and William. He was a millwright.
Came West with the Crandall Dunn Company in 1852
1850 Census Pottawattamie Iowa Barnett Family: Samuel (46)[laborer], Lodemia (40),William (19), Samuel (16)
1852 Crandall Dunn Company Barnett family: Samuel (48), Lodema Sly (32), William (21), Samuel (18)
1860 Census San Bernardino CA Samuel [farmer] (56), Lodemia (50), William (28) with family Samuel (25) with family.