Question 1
Using book cipher with 'Great Explorers' [COLUMBUS, MAGELLAN, COOK, VESPUCCI, POLO, DIAS, DRAKE...] (7 pages, 10 words), decode positions: (pg1, w4), (pg2, w2), (pg7, w1), (pg4, w4)
Position decoding: VESPUCCI MAGELLAN COLUMBUS VESPUCCI