Open guest book of Dr. Leonard Siever with written entries from attendees of a September 22, 1929 event and an August 17, 1930 event titled: Afternoon and Evening with the Artist Students' Endowment."
Dr. Leonard Siever, a prominent Pasadena dentist and socialite, was murdered on December 14, 1933 as he preparing to enter his parked car. The case was never solved