Game pucks.
the 3" wide and 1" thick slab of 6 ounce vulcanized rubber has been manufactured by many different companies over the years and has featured a variety of logos throughout the history of the pittsburgh penguins.
1967-68
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1968-69
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1969-70
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1970-71
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1971-72
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1972-73
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1973-74
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1974-75
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1975-76
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1976-77
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1977-78
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1978-79
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1979-80
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1980-81
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1981-82
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1982-83
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1983-84
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1984-85
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1985-86
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1986-87
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1987-88
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1988-89
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1989-90
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1990-91
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