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heliogravure
[ hee-lee-oh-gruh-vyoor, -uh-grey-vyoor ]
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Word History and Origins
Origin of heliogravure1
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Example Sentences
Here the illustrations are facsimile reproductions by Amand-Durand's heliogravure process, and their delicacy is perfectly seen.
From Project Gutenberg
The heliogravure reproduction of the Trifid nebula is No. 55.
From Project Gutenberg
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