Armagh Observatory leaflet.

no.1-50; no.1-50 1950-1959; no.1-50 1950-59; no.51-100 1959-1969; no.51-100 1959-69; no.102 1969; no.103 1969; no.101-145 1969-1970 incomplete; no.105 1970; no.107 1970; no.108 1970; no.110 1971; no.111 1971; no.113 1971; no.114 1971; no.112 1972; no.115 1972; no.116-125; no.116 1972; no.117 1972; no.118 1972; no.122 1973; no.123 1973; no.124 1973; no.121 1974; no.125 1974; no.126 1974; no.127 1976; no.128 1976; no.129 1976; no.129 1976 c.2; no.130 1977; no.131 1977; no.132 1977; no.134 1977; no.135 1977; no.136 1977; no.137 1977; no.133 1978; no.138 1978; no.139 1978; no.140 1978; no.141 1978; no.142 1978; no.143 1978; no.144 1979; no.145 1979