- - signifies italic text; ^ or ^{} signifies a superscript. [=] signifies a letter with a macron accent (straight line over); [~] signifies a letter with a tilde over. Both macron and tilde sometimes indicate an omitted letter. This is a collection bibliographical notes on old books. In the older books there are many instances of the long 's', printed as 'ſ', and used mostly in the middle of words.…
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