This task is reading a paragraph and determining if it has proper nouns in it or not. A proper noun is a noun that designates a particular being or thing, does not take a limiting modifier, and is usually capitalized in English. The answer is true if at least one proper noun is present in the sentence, false otherwise.

Printing, then, for our purpose, may be considered as the art of making books by means of movable types.
False

the earliest book printed with movable types, the Gutenberg, or "forty-two line Bible" of about 1455,
True

so far as fine printing is concerned, though paper did not get to its worst till about 1840.

False

