French Paper Company’s  business is much more than  white letter stock. On the factory floor, Sean Penny operates the hydropulper, a machine that  is used to make greeting cards, photo backdrops, envelopes,  retail packaging, and more.  Photo 2 of 19 in Watch a 147-Year-Old Paper Mill Produce a “Black Licorice” Roll

Watch a 147-Year-Old Paper Mill Produce a “Black Licorice” Roll

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French Paper Company’s business is much more than white letter stock. On the factory floor, Sean Penny operates the hydropulper, a machine that is used to make greeting cards, photo backdrops, envelopes, retail packaging, and more.