LibraryInventions & DiscoveriesOne card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

HistoryOne small ahaInvention or discovery

Printing press · what it reproduced in multiple copies

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HistoryOne small aha
Your new ahaTexts and images in many copies.

Movable type lets individual characters be reused for many pages. Source: Printing press

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More from Inventions & Discoveries

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  1. 37This Mainz craftsman is associated with Europe's influential movable-metal-type printing press.RECALL
    Johannes Gutenberg.

    His workshop in Mainz produced printed books in the fifteenth century.

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  2. 38Mechanical clock · what it made easier to coordinate across a communityRECALL
    Shared time.

    Public clocks helped organize work, worship, markets, and urban life around visible hours.

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  3. 39Nineteenth-century bicycle · the new opportunity it offered many individualsRECALL
    Affordable personal mobility.

    Bicycles also influenced clothing, city life, recreation, and women’s independence.

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