CHALLENGE 2906.2

(BOB'S VERY OLD CRYPTOGRAM)

@507 093 188 935 588 475 887 370

961 267 255 125 318 873 505 655

887 370 188 961 119 614 496 788

010 535 005 267 273 709 612 672

551 253 188 735 056 552 672 737

018 896 111

CHALLENGE 2906.1

(BOB'S VERY OLD CRYPTOGRAM)

12 78 87 31 68 73 54 48 52 96 94 42

52 93 41 44 96 10 21 27 39 61 44 96

58 88 96 16 76 78 87 37 44 31 67 38

CHALLENGE 0566.1.2

(TO SECRET SERVICES OF THE WORLD)

:S 13,143,1 823 87,168,19 65.5 58,1112791

87,179145 21;11 :9 66.168,19 65.5 58,1112791

:9 66.1791451799

CHALLENGE 0422.5

(BOB TO ALICE)

13579 R74G3263 G884 G83G0843 G228

R12G58S472 G83G98S328 R66G63S97G97

06 G23G0843 G228 R12G58S472 06 G23G98S328C1