- Item 5622 - Sulphite digester for Glen Falls Paper Manufacturing Co.
- Contributed by Maine Historical Society
- Item 5622
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At the turn of the century the Portland Company manufactured sulphite digesters for paper companies. These digesters processed the wood pulp in such a way as to make it soft enough to create paper. The Portland Company is still a thriving industry on Portland's waterfront. Early in its history it crafted many things from steel including engines, lighthouse parts, and marine equipment.Show Details