The Mainspring of Human Progress: Difference between revisions

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New page: '''''The Mainspring of Human Progress''''' is a 1947 book by Henry Grady Weaver. It is a popular abridgement of ''The Discovery of Freedom'' by Rose Wilder Lane. Since 1953 i...
(New page: '''''The Mainspring of Human Progress''''' is a 1947 book by Henry Grady Weaver. It is a popular abridgement of ''The Discovery of Freedom'' by Rose Wilder Lane. Since 1953 i...)
(No difference)
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