Positif.

no.13-015 yr.1955 mo.MAR-NOV; no.13-19 (MAR-DEC 1956); no.16-018 yr.1956 mo.MAY-NOV; no.20-26 (1957); no.21-022 yr.1957 mo.FEB-MAR; no.16-31 1956-1959; no.27-31 (FEB-NOV 1958-59); no.42 yr.1961 mo.NOV; no.47 yr.1962 mo.JUL; no.48 yr.1962 mo.OCT; no.54-057 yr.1963 mo.JUL-DEC; no.58-60 (1964); no.64-65 (1964); no.67-70; no.71-73; no.74-76; no.81-83 (1967); no.84, 86 (1967); no.87-89 (1967); no.90-92 (1967-68); no.93-95 (1968); no.97-98 (1968); no.99-102 (1968-69); no.103-108 (1969); no.109-111 (1969); no.112-114 (1970); no.115-120 (1970); no.121-126 (1970-71); no.127-132 (1971); no.133-138 (1971-72); no.134 1972; no.149-154 (1973); no.165-176 1975; no.177-188 1976; no.189-197,199-202 1977-1978; no.203-213 1978; no.214-225 1979; no.238-249 1981; no.250-255 1982; no.256-262 1982; no.263-274 1983; no.275-286 1984; no.287-298 1985; no.299-310 1986; no.311-322 1987; no.323-334 1988; no.335-346 1989; no.347-358 1990; no.359-367 1991; v.368-370 1991; no.371-377 1992; no.378-382 1992; no.391-394 1993; v.383-386 1993; v.387-390 1993; no.395-400 1994; no.401-406 1994; no.407-412 1995; v.413-418 1995; no.419-422 1996; no.423-426 1996; no.427-430 1996; no.431-436 1997; no.437-442 1997; no.443-448 1998; no.449-454 1998; no.455-460 1999; v.461-466 1999; no.467-472 2000; no.473-477 2000; no.478 2000 Dec; no.479-484 2001; no.485-490 2001; no.491-496 2002; no.497-502 2002; no.503-508 2003; no.509-514 2003 Jul-Dec; no.515-518 2004 Jan-Apr; no.519-522(2004:May-Aug.); no.523-526(2004:Sep.-Dec.); no.527-530(2005:Jan.-Apr.)