89th united states congress 

Statements about this table:
only 1 of the successor for the 89th united state congress be a replublican
donald s russell become a successor before harry f byrd
all of the vactors for the 89th united state congress be democrat
2 of the vacators come from south carolina (3)
state (class)
vacator
reason for change
south carolina (3)
olin d johnston (d)
died april 18 , 1965
south carolina (3)
donald s russell (d)
successor elected november 8 , 1965
virginia (1)
harry f byrd (d)
resigned november 10 , 1965
michigan (2)
patrick v mcnamara (d)
died april 30 , 1966
virginia (2)
a willis robertson (d)
resigned december 30 , 1966
state (class)
successor
date of successors formal installation
south carolina (3)
donald s russell (d)
april 22 , 1965
south carolina (3)
ernest hollings (d)
november 9 , 1965
virginia (1)
harry f byrd , jr (d)
november 12 , 1965
michigan (2)
robert p griffin (r)
may 11 , 1966
virginia (2)
william b spong , jr (d)
december 31 , 1966