ScientificAmerican1919-06-07.jpg Scientific American 1919-05-31ThumbnailsScientific American 1919-06-14Scientific American 1919-05-31ThumbnailsScientific American 1919-06-14Scientific American 1919-05-31ThumbnailsScientific American 1919-06-14Scientific American 1919-05-31ThumbnailsScientific American 1919-06-14

Salvaged boilers hauled 21 miles along the California coast.