A pioneer of 1847 according to Robert Parmalee "Pioneer Sonoma"

In 1848 he had a general merchandise store on Spain Street. This building was moved to Napa street in 1849 and converted into a two-story building. Later it was moved back to Spain Street where it stands number 256

Was a merchant in Sonoma at the time of the gold rush.
Here he is with his family in 1850:
1850 Sonoma Co, California
Dwelling 75, Family 76
Adler Lewis 29 M Merchant Germany
Adler Ann 35 F Kentucky
Bones F.M. 16 M Missouri
Bones Jno. N. 13 M Missouri
Bones Jas. W.C. 11 M Missouri
Bones Nancy A. 8 F Missouri
Bones Johnson G. 6 M Missouri
Adler Lewis Jr. 1 M California

"Adler, with the money he had made as a stay-at-home merchant, bought Ray's adobe building for $4,000 in 1851..." (Robert Parmalee "Pioneer Sonoma")