David A. Woodward, Baltimore, Md. Letters Patent No. 16,700, dated February 24, 1857
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https://hackernoon.com/david-a-woodward-baltimore-md-letters-patent-no-16700-dated-february-24-1857
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https://hackernoon.com/david-a-woodward-baltimore-md-letters-patent-no-16700-dated-february-24-1857
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David A. Woodward, Baltimore, Md. Letters Patent No. 16,700, dated February 24, 1857 | HackerNoon
The Scientific American will be delivered in every part of the city at $3.50 a year.
The value of the Scientific American as an advertising medium cannot be over-estimated
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https://hackernoon.com/the-value-of-the-scientific-american-as-an-advertising-medium-cannot-be-over-estimated
#nonfiction #scientificandtechnical #projectgutenberg #hackernoonbooks #books #various #scientificamerican #vol14no12march181871
https://hackernoon.com/the-value-of-the-scientific-american-as-an-advertising-medium-cannot-be-over-estimated
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The value of the Scientific American as an advertising medium cannot be over-estimated | HackerNoon
Engravings may head advertisements at the same rate per line, by measurement, as the letter-press.