Release #0

v.1 #1 1984/02

v.1 #2 1984/03

v.1 #4 1984/05

#1 1983/09 special "Summer"

#2 1983/12

#3 1984/02

#5 1984/04

#6 1984/05

#2 1983/03/25

#3 1983/04/01

#4 1983/04/08

#6 1983/04/22

1983/01

#8 1982/11 supplement "Spectrum User"

1983/04

v.2 #9 1982/09

v.2 #10 1982/10

v.2 #12 1982/12

v.3 #3 1983/03

v.3 #4 1983/04

#4 1982/12