Heart of Darkness

Joseph Conrad's voyage up the river, told on a yawl in the Thames.

87 cryptograms drawn from it, every one by Joseph Conrad.

How hard they are

25 easy, 34 medium and 28 hard, graded by the model described in our guide to solving cryptograms.

They average 71.2 letters over 19.4 distinct ones, with 4.2 letters appearing exactly once.

More by Joseph Conrad

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