Exchange bibliography.

no.1-14 1958-60 incompl.; no.13; no.19 1961; no.1-36 1958-65; no.19-30 1961-65 incompl.; no.30a; no.33-51 1967-68 incompl.; no.38-63 1968; no.52-63 1968; no.58 1968 Jul; no.64-68 1969; no.64-77 1969; no.69-77 1969; no.78-88 1969; no.80 1969 May; no.81 1969 May; no.89-97 1969; no.98-108 1969; no.109; no.109-121 1970; no.110; no.111; no.122-136 1970; no.127 1970 May; no.128-145 1970; no.148; no.191; no.218 1971 Sep; no.222 1971 Sep; no.225-231 1971; no.225-234 1971; no.249-259 1972; no.260-271 1972; no.265-271 1972; no.266 1972 Mar; no.267; no.272-279 1972; no.276 1972 Apr; no.282-283; no.296-313 1972; no.296-315 1972; no.355-365 1973; no.366-379 1973; no.380-395 1973; no.396-406 1973; no.407-422 1973; no.423-431 1973; no.432-446 1973; no.447-462 1973; no.475-492 1973; no.493-508 1973; no.510-523 1974; no.524-537 1974; no.538-552 1974; no.553-565 1974; no.638-6541974; no.655-675 1974; no.659-679 1974; no.676-695 1974; no.686; no.716-735 1975; no.754-768 1975; no.769-771 1975; no.785-804 1975; no.826-844 1975; no.964 1976 Jan; no.966 1976 Jan; no.988-1007 1976; no.1008-1028 1976; no.1020 1976 Apr; no.1021; no.1090-1109 1976; no.1095 1976 Aug; no.1096 1976 Aug; no.1110-1129 1976; no.1253-1268 1977; no.1269-1285 1977; no.1286-1302 1977; no.1303-1321 1977; no.1316; no.1361-1383 1977; no.1433-1452 1978; no.1453-1473 1978; no.1474-1493 1978; no.1494-1513 1978; no.1500 1978 Aug; no.1514-1533 1978; no.1534-1558 1978; no.1534-1558 1978 Jun; no.1559-1565 1978 Jul +no.1196-1563 inde; no.1559-1565 1978; index no.1-63; index no.1-88; no.509 index 1-508; no.1-715 index; no.1197-1301 index; no.1196-1563 index; index 1-421; index no.1-1565 1958-1978; index no.1-248 1958-1971; no.1-108 1958-1969 Index; no.1-166 1958-1970 Index; no.1-198 1958-1971 Index; no.1-421 1958-1973 Index; no.716-1193 1975-1976 Index; no.825 1975 Index