2 results filtered with: Williams, Jonathan, 1750-1815
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Thermometrical navigation. Being a series of experiments and observations, tending to prove, that by ascertaining the relative heat of the sea-water from time to time, the passage of a ship through the Gulph Stream, and from deep water into soundings, may be discovered in time to avoid danger, although (owing to tempestuous weather,) it may be impossible to heave the lead or observe the heavenly bodies. Extracted from the American Philosophical Transactions. Vol. 2 & 3. With additions and improvements. [One line from Poor Richard]
Williams, Jonathan, 1750-1815.Date: 1799- Books
- Online
A treatise of artillery; containing a new system, or the alterations made in the French artillery, since 1765. Translated from the French of M. de Scheel.
Scheel, Heinrich Otto, 1745-1808.Date: 1800