Understandably, numerous heads turned. Doing my best to ignore them, with feverish haste, as befit the heat in my cheeks, I made towards the opposite wall of the library, where I spied upon the shelves the unmistakable stately ranks of the Encyclopaedia Britannica. Seizing volume M, I seated myself at the nearest table -- the people already there edged away from me, giving me plenty of room. With trembling hands I found the page:

"International Morse Code uses short and long sounds, which are written out as dots and dashes."

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