2 matching record(s)
Radcliffe Tracts 36 (3)Falck, N. D.
The Ready Observator; or, An Infallible Method for Determining the Latitude at Sea: By Altitudes of the Sun, At any Time of the Day, either Fore-noon or After-noon, Independent of a Meridional Observation
The Whole rendered peculiarly easy for Practice, and annexed with a compleat and correct sett of all the necessary Tables; Viz. Logarithmic Solar Tables, Sun's Declination, Natural Sines, Secants Less Radius, and Logarithms. London: Printed for the Author and Sold by Wells & Grosvenor, Stationers, no. 11, in Cornhill; by the Mathematical Instrument-Makers, and all Booksellers in the Sea-port-Towns in Great Britain, 1771.
[1934-41]
1771
Radcliffe Tracts 5 (5)Falck, N. D.
A Philosophical Dissertation on the Diving Vessel Projected by Mr Day, and Sunk in Plymouth Sound
Containing I. An Historical Account of Mr Day, and the Scheme. II. The Construction of the Vessel. III. The Operation of the Sinking Experiment. IV. A Philosophical Investigation of the Failure of the Experiment. V. The Endeavours made use of in Weighing the Vessel. To which is added An Appendix, Shewing the Various Methods of Weighing Ships in General. London: Printed for the Author; and Sold by B. Law, Ave Mary Lane; E. and C. Dilly, Poultry; and J. Walter, Charing Cross, 1775.
[1934-41]
1775