Separata astronómica.

no.2 1953; no.1 1957; no.3; no.6 1958; no.8 1958; no.9 1959; no.11 1959; no.12 1959; no.13 1959; no.14 1959; no.16 1960; no.17 1960; no.24 1960; no.25 1960; no.29 1961; no.32 1961; no.52 1961; no.31 1962; no.33 1962; no.37 1962; no.36 1963; no.38 1963; no.40 1963; no.43 1963; no.51 1963; no.46 1964; no.48 1964; no.50 1964; no.53 1964; no.54 1964; no.55 1964; no.56 1964; no.49 1965; no.57 1965; no.58 1965; no.60 1965; no.61 1965; no.64 1966; no.65 1966; no.66 1966; no.71 1966; no.63 1967; no.72 1967; no.75 1967; no.76 1967; no.78 1967; no.80 1967; no.81 1967; no.93 1967; no.96 1967; no.77 1968; no.79 1968; no.82 1968; no.84 1968; no.85 1968; no.88 1968; no.92 1969; no.94 1969; no.95 1969; no.86 1970; no.90 1970; no.100 1970; no.101 1970; no.103 1970; no.106 1970; no.107 1970; no.108 1971; no.109 1971