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Case Description
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Annette Anderson, 11, and her younger sister, Mylette, 6, went missing from their home in Jacksonville, Florida, on August 1, 1974. The two sisters were left alone at their residence around 6 p.m. while their mother and older sister went to care for a sick relative. Annette’s father called home around 7 p.m., speaking to his daughters, and everything seemed fine. However, when he called again at 7:20 p.m., there was no answer. Upon his return, he discovered the girls were gone, and the family ...Read More
Last Seen: Aug 01, 1974
Last Seen: Aug 01, 1974
Links to Additional Sources (10)
See any mistakes?Victim Details
Mar 16, 2018
Feb 14, 2023
Annette
Anderson
61
11
52 inches
61 lbs
White / Caucasian
Female
Aug 01, 1974
Jacksonville
Florida
Duval County
No
507
32074
Jacksonville Sheriff's Office
Jacksonville
Florida
Duval County
32202
Glenn Warkentien
Detective
501 East Bay Street, Florida
9046300500
County
Law Enforcement
1974-331567
1974-08-01
Jacksonville Sheriff's Office
Brown
Blue
Blue
11/23/2025
Area Last Seen:







