#1

Jun 1st, 1972

#1B

Jun 1st, 1972

#2

Sep 1st, 1972

#2B

Sep 1st, 1972

20 cent cover price

#3

Dec 1st, 1972

#3B

Dec 1st, 1972

20 cent cover price

#4

Mar 1st, 1973

#4B

Mar 1st, 1973

20 cent cover price

#5

Jun 1st, 1973

#6

Sep 1st, 1973

#7

Dec 1st, 1973

#8

Mar 1st, 1974

#9

Jun 1st, 1974

#10

Sep 1st, 1974

#11

Dec 1st, 1974

#12

Mar 1st, 1975

#13

Apr 1st, 1975

#14

Jun 1st, 1975

#15

Aug 1st, 1975

#16

Nov 1st, 1975

#17

Feb 1st, 1976