The Dona Ana county was created Jan 6, 1852.
1900 Anthony, Dona Ana, NM
Francisco Hernandez, b. Mexico April 1864, M11yrs, immigrated 1897, day laborer
Sostena, wife, b. Mexico Nov 1875, 6/6 ch, day laborer
Ramon, b. Mexico June 1890
Juan, b. Mexico Feb 1892
Margarito, b. NM, June 1898
1910 Anthony, Dona Ana, NM
Francisco Hernandez, b. Mexico, 40, widow, immigrated 1903, alien, farm laborer working out
Tomasa, b. NM, 7
Josepha, b. NM, 9
Ramon, b. Mexico, 20, imm 1903, working out
Juan H., b. Mexico, 19, imm 1903, working out
Margarito, son, b. Mexico, 11
Selya Hernandez, sislaw, b. Mexico, 50, widow, 4/1 ch, imm 1900
Marganto, nephew, b. NM
I didn't find who Francisco's 2nd wife was.
Josepha married Felesino Gonzalez.
1930 Pirtleville, cochise, AZ
Felesino Gonzales, b. AZ, 38, smelter laborer
Joefina, b. NM, 28
Carlos, b. AZ, 11
Megial, son, b. AZ, 8
Angel, son, b. AZ, 8
George, b. AZ, 5
Anneta, b. AZ, 8/12ths
Francisco Hernandez b. 1864, Mexico
Sostena, b. Mexico 1875 and died 1909 Dona Ana, Dona Ana, NM
Feliciano Gonzales, b. 1890, Bisbee, cochise, AZ & died 1971 Tucson, Pima, AZ
Source: Gonzales Family Tree, www.ancestry.com
You'll find cemetery and funeral home records in Dona Ana County at http://nmahgp.genealogyvillage.com/donaana/
The Dona Ana County Historical Society, www.donaanacountyhistsoc.org/
might be able to provide an obituary for Sostena. Successful Searching!