Sandra was born to Clyde and Francis (Sweet) Harris on June 28th 1941.
She graduated with the class of 1959 from Blakesburg H.S. In Blakesburg, Iowa. After graduating Sandra went to Des Moines to join the workforce. On August 11 1962, Sandra gave birth to a son Daniel Allyn. Sandra married William (Bill) Trissel on August 10th 1968. The family relocated to Ft. Collins ,Colorado in 1972. Sandra worked for Colorado St University until her retirement.
Sandra is survived by a granddaughter, Tyler Nicole Trissel of Cheyenne ,Wyoming, a sister Linda (Dan) Smead of Muscatine , Iowa and brothers Robert and Jeff (Lisa) Harris of Albia , Iowa and several nieces and nephews.
She was preceded in death by her parents, husband and son Danny.