Effie Druscilla’s father (Jens Rosenquist Nelson) died at the age of 83 on 26 March 1944 in Pleasant Grove. Effie Druscilla was 45 years old at the time of his death.
On 24 May 1946, when Effie Druscilla was 48 years old, her brother Edward Rosenquist died at the age of 54 in Ogden, Weber, Utah, United States.
When Effie Druscilla was 58 years old, she completed her initiatory and endowment ordinances and was sealed for time and eternity to husband in The Church of Jesus Christ of Latter Day Saints’, which is located at 50 North West Temple in Salt Lake City, Salt Lake, Utah, United States.
Helding Rosenquist died at the age of 62 on 4 January 1957 in Salt Lake City. Effie Druscilla was 58 years old at the time of her brother’s death.
Effie Druscilla died at the age of 74 on 27 April 1972 in Salt Lake City. She was buried 29 April 1972 at Pleasant Grove City Cemetery, which is located at 500 North Main in Pleasant Grove. Her plot is A-19-020-08.