1970s Newsletters The 1970s newsletters are here. There are index files that may help you find specific topics. 1970-01.pdf 1970-02.pdf 1970-03.pdf 1970-04.pdf 1970-05.pdf 1970-06_Index.pdf 1970-10.pdf 1970-11.pdf 1970-12.pdf 1971-01.pdf 1971-02.pdf 1971-03.pdf 1971-04.pdf 1971-05.pdf 1971-10.pdf 1971-11.pdf 1971-12.pdf 1972-01.pdf 1972-02.pdf 1972-03.pdf 1972-04.pdf 1972-05.pdf 1972-10.pdf 1972-11.pdf 1972-12.pdf 1973-01.pdf 1973-02.pdf 1973-03.pdf 1973-04.pdf 1973-05.pdf 1973-10.pdf 1973-11.pdf 1973-12.pdf 1974-01.pdf 1974-02.pdf 1974-03.pdf 1974-04.pdf 1974-05.pdf 1974-10.pdf 1974-11.pdf 1974-12.pdf 1975-01.pdf 1975-02.pdf 1975-03.pdf 1975-04.pdf 1975-05.pdf 1975-10.pdf 1975-11.pdf 1975-12.pdf 1976-01.pdf 1976-02.pdf 1976-03.pdf 1976-04.pdf 1976-05_Index.pdf 1976-10.pdf 1976-11.pdf 1976-12.pdf 1977-01.pdf 1977-02.pdf 1977-03.pdf 1977-04.pdf 1977-05.pdf 1977-10.pdf 1977-11.pdf 1977-12.pdf 1978-01.pdf 1978-02.pdf 1978-03.pdf 1978-04.pdf 1978-05.pdf 1978-10.pdf 1978-11.pdf 1978-12.pdf 1979-01.pdf 1979-02.pdf 1979-03.pdf 1979-04.pdf 1979-05.pdf 1979-10.pdf 1979-11.pdf 1979-12.pdf