1927 Article Hydraulic Energy Ocean Water Temperature Power Prof Georges SI1 XAH8 This is an original 1900

This is an original 1900 black and white relief line-block print portrait of Maurice of Nassau

This is an original 1932 color print of Sweden's Johan Gabriel Oxenstierna

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1927 Article Hydraulic Energy Ocean Water Temperature Power Prof Georges SI1 XAH8 This is an original 1900This is an original 1927 one page article (one single sided page) on how Professor Georges Claude developed an invention for converting the ocean's water into power to make steam and operate mechanical engines. CONDITION This 84+ year old Item is rated Near Mint Very Fine+. Light aging throughout. Light wrinkling. No natural defects. Some light surface rub. No tears. No water damage. Please note that there is print on the reverse. Product Type: