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Scientific American 1921-06-11

ScientificAmerican1921-06-11.jpg Scientific American 1920-08-28ThumbnailsScientific American 1921-09-24Scientific American 1920-08-28ThumbnailsScientific American 1921-09-24Scientific American 1920-08-28ThumbnailsScientific American 1921-09-24Scientific American 1920-08-28ThumbnailsScientific American 1921-09-24

New coal pier at Curtis Bay, Baltimore, which handles sixty tons per minute. Also, "An alternative to Einstein" and "New sources of pulp and paper".

Artist:

Source: Steve Kirch

Restoration by: Michael Ward