The LDS family batch that shows the Maria Villarreal and Tomas Guerrero de la Garza is: F079197

Index to Marriage investigations Diocese of Guadalajara Page 22
LDS film #0167971 (1667-1688) page 1 #1
Source: Guillermo Garminda Leal Los Valles de las Salinas y del Carrizal en el Nuevo Reyno de Leon TOMO II (2006) page 161

LDS Source information:
Batch Number F079198
Sheet 013
Source Call No. 1396285 type film