 Rodney K. Waldron served as the head of the library from 1954 until 1984 . In the same year as Waldron 's departure , Melvin R. George took over as director of the library , which at that time had a $ 4 @.@ 5 million annual budget and 72 employees . In 1986 , a room was added to the library to accommodate a donation from alumnus Linus Pauling , which consisted of his papers and two Nobel Prizes . 
