SEER 56.1•1978
SEER 56.2•1978
SEER 56.3•1978
SEER 56.4•1978
SEER 57.1•1979
SEER 57.2•1979
SEER 57.3•1979
SEER 57.4•1979
SEER 58.1•1980
SEER 58.2•1980
SEER 58.3•1980
SEER 58.4•1980
SEER 59.1•1981
SEER 59.2•1981
SEER 59.3•1981
SEER 59.4•1981
SEER 60.1•1982
SEER 60.2•1982
SEER 60.3•1982
SEER 60.4•1982
SEER 61.1•1983
SEER 61.2•1983
SEER 61.3•1983
SEER 61.4•1983
SEER 62.1•1984