Sun Sep 19 22:56:50 EDT 1993 Files bgdbg1, bgetam, bgindy, bgprtr, box1, ex72a, ex73a, gosh, gran, pang, and pilot4i added. Mon Nov 8 19:23:27 EST 1993 File vol2 withdrawn: it was identical with vol1. NAME lines adjusted to show file name (files bgdbg1, bgindy, bgprtr, box1, ceria3d, cplex1, cplex2, ex72a, ex73a, gosh, gran, itest2, itest6, klein1, klein2, klein3, mondou2, pang, pilot4i, qual, vol1, woodinfe). File "readme" updated. .