6 results filtered with: Hulls, Jonathan, 1699-
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A description and draught of a new-invented machine for carrying vessels or ships out of, or into any harbour, port, or river, against wind and tide, or in a calm. For which, His Majesty has granted letters patent, for the sole benefit of the author, for the space of fourteen years. By Jonathan Hulls.
Hulls, Jonathan, 1699-Date: 1737- Books
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The art of measuring made easy by the help of a new sliding-rule; Which performs the same at one operation, as requires two, or three, or more on the sliding-rules heretofore used, in a plain, easy, and concise method, entirely new. By W. Bradford, R. Darby, and J. Hulls, Philomath.
Bradford, William, teacher of mathematicks.Date: MDCCLIV. [1754]- Books
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The art of measuring, Made Easy, by the help of a new sliding-rule; which performs the same at one operation, as requires Two, Three, or More, On the Sliding-Rules heretofore used. in a Plain, easy, and concise Method, entirely new. By W. Bradford, R. Darby, and J. Hulls, Philomath. All of Campden, in Gloucestershire. - For the Curious the Authors have Sliding-Rules of a particular Make, with Brass Slides, at 7s. each.
Bradford, William, teacher of mathematicks.Date: 1765- Books
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The art of measuring made easy, by the help of a new sliding rule, which performs the same at one operation, ... By W. Bradford, R. Darby, and J. Hulls, ...
Bradford, William, teacher of mathematicks.Date: 1761- Books
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The art of measuring made easy, by the help of a new sliding-rule: which performs the same at one operation, As requires Two, Three, or More, On the Sliding-Rules heretofore used, in a Plain, easy, and concise Method, entirely new. By W. Bradford, R. Darby, and J. Hulls, philomath' all of Campden in Gloucestershire N. B. For the Curious the Authors have Sliding-Rules of a particular Make, with Brass Slides at 7s. each.
Bradford, William, teacher of mathematicks.Date: Printed in the Year MDCCLVI. [1756]- Books
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The gentleman's and trader's guide. Containing, the description and use of a new-invented instrument, for preventing frauds by counterfeit gold, which Gives the Weight, and shews the Alloy of that metal, as well in Coin as in Rings, Jewels, and all Kind of Utensils made thereof; with The Quantity of Adulteration (if any) The instrument Is neatly made in Brass, and very easily portable in the Pocket - Any Person, by sending to the authors, (post paid) may have an Instrument made to Weigh and prove any larger Coin or Utensils of Gold and Silver than This Instrument is design'd for, By W. Bradford, Teacher of the Mathematicks, R. Darby, and J. Hulls. All of Campden, in the County of Gloucester. Sold Wholesale and Retail by the Patentees at their Ware-House in Campden, and in most Towns in England.
Bradford, William, teacher of mathematicks.Date: 1756