Frank P. Briggs, who succeeded Harry Truman in the U.S Senate and served as an assistant secretary of the Interior, died Wednesday. He was 98. Mr. Briggs, also a Missouri newspaper publisher, state legislator and conservationist, died at Samaritan Memorial Hospital, where he had been admitted Monday for tests for pneumonia, said his son, Tom.
La Verne Duffy, a committee aide involved in major Senatinvestigations from the 1950s through the 1970s, died of an apparent heart attack Monday in Independence, Iowa, at age 67. Mr. Duffy joined the staff of the Senate Permanent Subcommittee on Investigations while attending Georgetown University in the early 1950s, and worked there as an assistant counsel until his retirement in 1981. He played a principal role in a 1957-1959 labor-racketeering investigation, headed by Robert F. Kennedy, that brought down Teamsters union President James R. Hoffa.