Years ago, in Time Piper, Luke discovered that Tom Humboldt, the boss of his summer research project, had a time machine. Now Luke is on a submarine version of the machine. One crew member has disappeared overboard, and the time machine has grabbed a noted Biblical man.

Variants

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  1. The Humboldt Effect by Delia Huddy (Julia MacRae, 1982).
    2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . written by Delia Huddy