The "Mariner's Creed" warned them that if they neglected any of the four L's, they would "some day surely perish" at sea.
Thanks to the books of Grantville, the sounding machine will one day replace the hand-thrown lead; the towed "patent log," the chip thrown overboard; and the sextant, the cross-staff and its ilk. For that matter, chronometers will replace nocturnals, magnetic compasses will be properly corrected, and twentieth century maps will be republished. But even with all of these improvements in navigational instruments, there will still be a need for a sharp-eyed sailor in the crow's nest.
To be continued in Grantville Gazette, Volume 15
THE END
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