Rare Books

Sciothericum telescopicum; or, A new contrivance of adapting a telescope to an horizontal dial : for observing the moment of time by day or night. Useful in all astronomical observations, and for regulating and adjusting curious pendulum-watches and other time-keepers, with proper tables requisite thereto

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Type: Rare Books(Opens in new tab)
Publication date: 1686.
Call number: 297532
Creator: Molyneux, William (1656-1698)(Opens in new tab)
Dimensions: 4to
Find out more: View in the Library catalog(Opens in new tab)

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Of the unequality of natural time : with its reason and causes : together with a table of the true æquation of natural dayes : drawn up chiefly for the use of the gentry, in order to their more true adjusting, and right managing of pendulum clocks, and watches
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The artificial clock-maker. : A treatise of watch and clock-work, wherein the art of calculating numbers for most sorts of movements is explained, to the capacity of the unlearned. Also, the history of watch and clock-work, both antient and modern. With other useful matters never before publish'd. The second edition enlarged. To which is added a supplement, containing, 1. The anatomy of a watch and clock. 2. Monsieur Romer's satellite-instrument, with observations concerning the calculation of the eclipses of Jupiter's satellites, and to find the longitude by them. 3. A nice way to correct pendulum watches. 4. Mr Flamsteed's equation tables. 5. To find a meridian-line, for the governing of watches, and other uses. 6. To make a telescope to keep a watch by the fixed stars
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Horological disquisitions concerning the nature of time, : and the reasons why all days, from noon to noon, are not alike twenty four hours long. In which appears the impossibility of a clock's being always kept exactly true to the sun. With tables of equation, and newer and better rules than any yet extant, how thereby precisely to adjust royal pendulums, and keep them afterwards, as near as possible to the apparent time. With a table of pendulums, shewing the beats that any length makes in an hour. A work very necessay [sic] for all that would understand the true way of rightly managing clocks and watches
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The London almanack· : For the year of our Lord, 1700. For the year of the world, 5700. For the year of His Majesties reign, 12. Containing I. The moon's rising, setting and southing. II. The time of high water at London-Bridge. III. The exact high water in 110 other ports. IV. The Roman account fitted to our months. V. The sun's rising and setting every day. VI. The length of the day and night. VII. The increase and decrease of the days. VIII. The regulation of pendulum clocks. IX. Choice medicinal observations. X. The eclipses of the luminaries. XI. The mutual aspects and lunar appulses. XII. Metrical observations with other things of material consequence
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You might also be interested in

An explanation of the nature of equation of time, and use of the equation table for adjusting watches and clocks to the motion of the sun. Also the description of a time-keeper, for astronomical and other uses

A new and easy method of finding the latitude on sea or land, : having two altitudes of the sun and the time elapsed between the two observations, measured by a watch or other time-keeper

Of the unequality of natural time : with its reason and causes : together with a table of the true æquation of natural dayes : drawn up chiefly for the use of the gentry, in order to their more true adjusting, and right managing of pendulum clocks, and watches