Unnamed symbols by reference number

6 1B1 25 3C4 30 4B1 33 4B4 34 4B5 37 5A3 38 5A4 40 5B2 42 5B4 43 5B4 44 5C3 45 5C4 46 6A4 47 6B2 49 6C2 50 6C3 52 8A3 53 8B4 54 8B4 56 8C3 61 9B1 63 9B4 65 10B2 66 10B3 68 10C2 72 11A1 77 11C5