Her death certificate has has her burial as Pantion Gen. Bravo.
Location: Gen. Bravo, N L , Mexico. I assume that stands for General Bravo, Nuevo Leon, Mexico.
Her DC: https://familysearch.org/ark:/61903/3:1:33S7-951R-9QF7
Related Link:Click Here
Name: Manuela T Solis
Birth Date: 24 Dec 1908
Birth Place: Gen, Bravo, N L, Mexico
Gender: Female
Race: White
Residence: McAllen, Hidalgo, Texas
Father: Blas Tijerina
Mother: Guadalupe Cantu Pena
Age at Death: 69
Death Date: 7 Jun 1978
Death Place: McAllen, Hidalgo, Texas