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113:(1758). He also made some ventures in trade which were unsuccessful, and lectured on astronomy in Manchester. The success of his lectures encouraged him, after four years at Macclesfield, to set up a school in Manchester in 1762 on his own account. This, however, he gave up in 1766 for the purpose of travelling as a lecturer in
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Walker had three sons: William (1767–1816), who assisted his father in his astronomical lectures; Adam John, Rector of
Bedston in Shropshire; and Deane Franklin (1778–1865), who, after the death of his brother William, continued his father's lectures at Eton, Harrow, and Rugby, as well as his popular
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in 1790 under his supervision. On 29 July 1772 he took out a patent (No. 1020) for an improved harpsichord, called the "Cœlestina" which was capable of producing continuous tones. On 21 February 1786, by another patent (No. 1533), he introduced a method of thermo-ventilation, on lines formerly
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Walker amused his leisure by perfecting various mechanical inventions. Among others he devised engines for raising water, carriages to go by wind and steam, a road mill, a machine for watering land, and a dibbling plough. He also planned the rotatory lights on the Scilly Isles, erected on
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proposed by Samuel Sutton, on 16 March 1744 (patent No. 602), with whose ideas, however, Walker was unacquainted. He proposed to ventilate as well as heat a house without expense by means of a kitchen fire. His method, though economically fallacious, was not without ingenuity.
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166:", or transparent orrery, which he used to illustrate his astronomical lectures. These were published in pamphlet form, under the title
74:(1730/31 – 11 February 1821) was an English writer and inventor. He gave lectures on astronomy, aided by one of his inventions, the
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discourses in London; and a daughter, Eliza (died 1856), who was married to
Benjamin Gibson of Gosport, Hampshire.
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Ideas suggested on the spot in a late
Excursion through Flanders, Germany, France, and Italy
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A Philosophical
Estimate of the Causes, Effect, and Cure of Unwholesome Air in large Cities
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Remarks made in a Tour from London to the Lakes of
Westmoreland and Cumberland
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Three years later he was appointed writing-master and accountant at the
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Analysis of Course of
Lectures on Natural and Experimental Philosophy
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177:, Surrey on 11 February 1821, and was buried in the family vault in
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Walker at the
English Opera House exhibiting the Eidouranion. By
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in 1778. Meeting with success, he took a house in George Street,
341:(online ed.). Oxford University Press. 23 September 2004.
399:. Vol. 59. London: Smith, Elder & Co. p. 42.
321:. Vol. 59. London: Smith, Elder & Co. p. 42.
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A System of Family
Bookkeeping, with a Ready Ruled Book
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208:(2nd edition 1771, 12th edition 1802).
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233:(1799, new edition 1802), 2 vols.
396:Dictionary of National Biography
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318:Dictionary of National Biography
264:Adam Walker and his family, by
231:A System of Familiar Philosophy
190:A System of Familiar Philosophy
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355:UK public library membership
162:Walker also constructed an "
107:Free School in Macclesfield
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123:Theatre Royal in Haymarket
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424:People from Westmorland
168:An Epitome of Astronomy
383:Carlyle, Edward Irving
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303:Carlyle, Edward Irving
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241:Philosophical Magazine
201:His chief works were:
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72:Adam Walker
64:eidouranion
51:Nationality
20:Adam Walker
408:Categories
357:required.)
276:References
137:Inventions
88:Patterdale
385:(1899). "
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
