Superb illustration from Theotiste Lefevre Guide pratique du compositeur Vol. 2 (1878) of the Cowper & Applegath double-cylinder perfecting machine that Lefevre states was introduced in Paris
Creative Commons LicenseJeremy Norman Collection of Images - Creative Commons
Superb illustration from Theotiste Lefevre Guide pratique du compositeur Vol. 2 (1878) of the Cowper & Applegath double-cylinder perfecting machine that Lefevre states was introduced in Paris in 1822, one year earlier than stated by Moran.
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