1971-72 (size 21 x 13cm, 16 pages)

1973-74 (size 18 x 13cm, 16 pages)

1974-75 (size = 18 x 13cm, 16 pages)

1975-76  (size = 19 x 13cm, 16 pages)

1976-77 (size = 21 x 14cm, 8 pages)

1977-78 (size 22 x 14cm, 12 pages)

1978 -79 (size = 22 x 15cm, 20 pages)