The “Seven Seas” are really one big interconnected ocean. While many people may have been unconscious of this fact, we, meaning humanity, have known this since 1522, when, led by Juan Sebastian Elcano, the 18 remaining members of Ferdinand Magellan’s 237 man crew completed the circumnavigation of the earth, begun in 1519. This lesson has [...]
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The same messages can be communicated by signalling the letter "K" in Morse code via signal lamp. (While a proper signal lamp may be ideal, a flashlight, probably best employing red LEDs, will certainly fit the bill).
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