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#39
December, 1966
Cover Price: $0.12
1 copy available for $3.00
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#48
June, 1968
Cover Price: $0.12
1 copy available for $10.00
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#50 (Casper cover)
December, 1968
Cover Price: $0.12
1 copy available for $11.25
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#51 (Casper on cover)
January, 1969
Cover Price: $0.12
1 copy available for $4.00
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#63 (Casper cover)
November, 1970
Cover Price: $0.15
1 copy available for $5.00
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#64
January, 1971
Cover Price: $0.15
1 copy available for $5.25
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#65
February, 1971
Cover Price: $0.15
1 copy available for $15.00
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#82 (Casper cover)
November, 1973
Cover Price: $0.20
1 copy available for $2.50
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#84
October, 1974
Cover Price: $0.25
6 copies available from $2.00
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#88
June, 1975
Cover Price: $0.25
8 copies available from $2.75
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