BISG Newsletter 12 (May 1979)

BISGnews12-1979.pdf640.84 KB

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BISG Newsletter 11 (January 1977)

BISGnews11-1977.pdf210.38 KB

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BISG Newsletter 10 (June 1976)

BISGnews10-1976.pdf345.81 KB

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BISG Newsletter 9 (May 1975)

BISGnews09-1975.pdf85.69 KB

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BISG Newsletter 8 (July 1974)

BISGnews08-1974.pdf102.81 KB

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BISG Newsletter 7 (January 1973)

BISGnews07-1973.pdf183.44 KB

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BISG Newsletter 6 (April 1972)

BISGnews06-1972.pdf75.37 KB

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BISG Newsletter 5 (August 1971)

BISGnews05-1971.pdf91.61 KB

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BISG Newsletter 4 (January 1971)

BISGnews04-1971.pdf39.97 KB

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BISG Newsletter 3 (May 1970)

BISGnews03-1970.pdf181.79 KB

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