DRUMCOLTON CASTLE Q8380 101 91 65 86 101 108 80 49 71 79 88 88 56 63 84 66 53 59 74 72 82 55 81 60 76 67 86 53 67 38 74 55 103 94 92 73 63 37 31 27 31 41 34 36 38 40 35 29 34 28 28 35 38 30 25 35 39 64 46 57 52 62 66 46 32 49 44 43 47 64 74 67 61 63 53 70 64 51 45 63 49 61 57 60 56 47 50 31 37 54 48 75 63 54 58 41 57 36 17 35 51 48 COMMENT - DMB 17-JUL-91 NO CENTRE NO SAPWOOD OR H/S BOUNDARY NO PROBLEMS STAGGERED RINGS OK