Death info on Harold Hullinger

Harold Everett Hullinger was Birda's brother-in-law.
He married Birda's younger sister, Jennie.
From the personal albums of Doug Merkley
Photo cropped from a larger image
According to these documents the following dates apply:
BIRTH: 11 Dec 1899- Vernal, Uintah, Utah
DEATH: 14 Feb 1971- Salt Lake City, Salt Lake, Utah
He was 71 years old when he died.

Obituary:
SOURCE: SL Tribune 1971, Feb 16, p.19
Obituary transcribed:
Harold E. Hullinger
VERNAL- Harold Everett Hullinger, 71, died Feb. 14 in a Salt Lake hospital of complications following surgery.  Born Dec 11, 1899, Vernal, to Winfield S. and Emma Lybbert Hullinger Jr.  Married Jennie Lewis, June 6, 1924, Salt Lake LDS Temple.  Former president Utah Teachers Assn.  Graduate Utah State University.  Charter member senior citizens organization, Vernal.  School teacher Uintah District.  Survivors; widow; sons, daughter.  Hugo, Don, both Salt Lake City; Paul, Smithfield; Dick, Portland, Ore.; Floyd, Provo; Mrs. Glen (Venetta) Probst, Lansing, Mich.; 24 grandchildren; brothers, sisters.  Jesse, Rigby, Idaho; Mrs. Mary Norton, Owen, both Salt Lake City; Hallis, Roosevelt, Duchesne County; Jake, Provo; Mrs. Norma McLean, Vernal.  Funeral Tuesday 1 p.m., Vernal Fourth LDS Ward Chapel.  Friends call Vernal Mortuary, Tuesday prior to services.  Burial Vernal Memorial Park.

Death notice:
NO SOURCE (likely SL Trib or Deseret News?)
Found in the personal albums of Bryce Merkley
Death notice transcribed:
Educator, Churchman Dies At 71
VERNAL- Harold Everett Hullinger, Vernal, 71, educator and Church worker died Sunday in a Salt Lake hospital following surgery.
He was former bishop of the Vernal Second and Fourth wards and a high councilman for 22 years in the Church of Jesus Christ of Latter-day Saints.
He taught school in the Uintah School District for many years and was a former president of the Utah Teachers Association.  He was a graduate of Utah State University and a charter member of the senior citizens organization in Vernal.
He was born Dec. 11, 1899, in Vernal, a son of Winfield S. and Ema Lybbert Hullinger Jr.  He married Jennie Lewis June 6, 1924, in the Salt Lake Temple.
He is survived by his widow of Vernal; five sons and a daughter, Hugo, Don, both Salt Lake City; Paul, Smithfield, Cache County, Dick, Portland, Ore.; Floyd, Provo; Mrs. Glen (Venetta) Probst, Lansing, Mich.; 24 grandchildren; brothers, sisters, Jesse, Rigby, Idaho; Mrs. Mary Norton, Owen, both Salt Lake City; Hallis, Roosevelt, Duchesne County; Jake, Provo; Mrs. Norma McLean, Vernal.
Funeral services will be Tuesday at 1 p.m. in the Vernal Fourth Ward chapel.  Friends may call at the Vernal Mortuary tonight from 7 to 9 p.m. and Tuesday before services.  Burial will be in the Vernal Memorial Park.

From personal albums of Bryce Merkley
Because Harold died in the last 50 years, his death certificate will not become publicly available until around the year 2021.  When it is available I will post it here.