General technical report NC.

no.70-74; no.70 1981; no.69-74 1981-1982; no.71-72; no.75-90; no.75-86 1982-1983; no.76-77; no.87-99 1983-1984; no.91-108 Inc.; no.101-103,105-106; no.108-111; no.108-113 1986; no.109-117; no.112-115; no.116-119; no.118-126 Inc.; no.120v.1 1988; no.121-125; no.121-128 1986-1989; no.127-129; no.127-141 Inc.; no.129-135 1988-1989; no.130-31; no.133-139; no.136-141 1989-1990; no.140-143; no.142-159 Inc.; no.144-147; no.149-150 1992; no.151-152 1992-1993; no.154 1993; no.155 1993; no.157 1993; no.158 1993; no.159 1993; no.160-174 Inc.; no.160 1993; no.161 1993; no.162-166 1993-1994; no.164 1994; no.165 1994; no.166 1994; no.167-170 1994; no.168 1994; no.169 1994; no.170 1994; no.171-173 1994; no.174-175 1994; no.175-183 Inc.; no.176-177 1995; no.176 1995; no.177-178 1995; no.179 1995; no.180 1996; no.181-183 1996; no.182-183 1996; no.184-189 Inc.; no.184-186 1996; no.187 1996; no.188 1996; no.188 1997; no.189 1997; no.190-196 Inc.; no.190 1997; no.192-196 1997; no.192 1997; no.193 1997; no.194 1997; no.195 1997; no.196 1997; no.197-199; no.197 1998; no.198-199 1998; no.198 1998; no.199 1998; no.200-205; no.200 1998; no.201 1998; no.202 1998; no.200-204 1998-99; no.203 1999; no.204 1999; no.206-208; no.206-208 1999-2000; no.205 2000; no.209-211; no.209-211 2000; no.212-214; no.212 2000; no.213-215 2000; no.213-217 1999-2001; no.215-222; no.216-220 2001; no.218-221 2001; no.221 2001; no.222-225 2002; no.224-231; no.226 2002; no.227 2002; no.228; no.228 2002; no.229 2002; no.230 2002; no.231 2002; no.233-234; no.234 2002; no.229-231 2002-2003; no.228 2003; no.233 2003; no.234 2003; no.236-241 Inc; no.236 2004; no.236pt.1 2004; no.237 2004; no.239 2004; no.241-243 2004; no.241pt.1 2004; no.243-245; no.244-245 2004; no.254 2004; no.252 2005; no.256 2005; no.247 2006; no.260 2006; no.266 2006; no.271 2006; no.269 2008