Phyllis Bohle (Courtesy Photo)

Phyllis Bohle, 23, was found dead on Locust Woods Road in Severn on March 25, 1974, according to the Anne Arundel County Police.

Authorities continue to search for Bohle’s killer. Her father recently increased the pledged reward to $12,000 from $2,000.

Anyone with information about the killing is asked to call 1-866-7LOCKUP or text “MCS” and a message to CRIMES (274637). Information can also be submitted online.