Emperor Hirohito Greets National Museum of Natural History Staff Members, by Unknown, 1975, Smithsonian Archives - History Div, Emperor Hirohito greeting National Museum of Natural History (NMNH) staff members: James F. Mello, Dr. Frederick M. Bayer, Dr. Porter M. Kier (Director, NMNH, 1973-1979). Secretary S. Dillon Ripley (1964-1984) is in the background on October 2, 1975..