HENRY SOTHERAN & CO., 140, STRAND, W.C, AND 43, PICCADILLY, W. 401 



7836 FERGUSON (James, f.r.s. ; peasant philosopher) The Art of Drawing in Perspective, 

 made easy to those who have no previous Knowledge of the Mathematics, 2nd Edition, with 9 

 plates, post 8vo. sewn, 4* 1778 



' Perhaps still the best introductory treatise on perspective that can be put into the hands of the young student.'— 

 Dr. E. Henderson. 



7837 — ; — Astronomical Lecture on Eclipses of the Sun and Moon, the True Year of our 

 Saviour's Crucifixion, the Supernatural Darkness at that Time, and the Prophet Daniel's 

 Seventy Weeks, 8vo. (pp. 47), sewn, 3s 6d Bristol [1767] 



THE earliest POPULAR ASTRONOMY: 



7838 Astronomy Explained upon Sir Isaac Newton's Principles, and Made Easy to 



those who have not studied Mathematics, first edition, loith 13 folding plates, 4to. old hf. calf 

 (some plates foxed) ; rare, £1. 1* 1756 



7839 Another Copy, hf. bound {binding damaged, some II. wormed, and 1 plate soiled), \bs 



' His best work. The first issue was exhausted in a year ; the 13th edition, revised by Brewster, appeared in 1811. 16 

 was translated into Swedish and German, and long excluded other treatises on the subject. Although containing no 

 theoretical novelty, the manner and method of its expositions were entirely original. Astronomical phenomena were for 

 the first time described in familiar language. The book formed Herschel's introduction to celestial science '.—Miss Agne* 

 M. Clarke. 



The first edition is very rare, Dr. E. Henderson stating ' we have been unable to get a sight of the first edition '. 



7840 Third Edition, with a Plain Method of finding the Distances of all the Planets from the 



Sun, by the Transit of Venus in 1761, Mr. Horrox's Observations of the Transit of Venus 

 in 1639, and the Distances of the Planets from the Sun, as deduced from Observations of the 

 Transit in 1761, with 17 plates, 4to. sound copy in old calf, I2s 1764 



'The best machine I ever contrived is the Eclipsareon, of which there is a figure in the 13th plate of my Astronomy.'— 

 Ferguson's Autobiography. 



7841 New [Sixth] Edition, corrected, with 17 plates, 4to. old calf, newly rebacked [last I. 



mended), 6* 1673 {recte 1773] 



7842 Eleventh Edition, with VJ folding plates, Svo. boards, uncut, 4* 1803 



7843 [Thirteenth Edition], with Notes and Supplementary Chapters, by Sir David 



Brewster, f.rs., 2 vols. 8vo., with Atlas, containing 2.^ plates {many folding), 4to.— 3 vols, old 

 hf. calf gilt. Is Qd Edin., 1811 



7844 . The Description and Use of the Astronomical Rotula, shewing the Change and Age 



of the Moon, and the Motions and Placas of the Sun, Moon, and Nodes of the Ecliptic ; with the 

 Times and Phases of all the Solar and Lunar Eclipses, Svo. (pp. 15), sewn {top of title stained), 

 4* 1775 



7845 , The Description and Use of a New Machine, called the Mechanical Paradox, 



invented by, vnth folding front, 8vo. (pp. 16), sewn {rare), 85 Qd 1764 



' It is now certain that he made this curious machine for the purpose of silencing a London watchmaker who did not 

 believe in the doctrine of the Trinity.'— Dr. E. Henderson. 



7846 Dissertation upon the Phenomena of the Harvest Moon ; also, the Description and 



Use of a New Four-Wheel'd Orrery, and Essay upon the Moon's turning round her own Axis, 

 vnth 3 folding plates, post 8vo. sewn, 5s 6d printed for the author, 1747 



The second work published by the author. 



7847 Another Copy, also. An Answer to Mr. Ferguson's Essay upon the Moon's turning 



ROUND ITS own Axis [by Joseph Grove], with 3 folding plates— 2 vols, post 8vo. in 1, cl., lOs 6rf 



1747-8 



The author of the second pamphlet appears to have been one of the earliest lunar motion paradoxers. It was unknown 

 to the author's biographer in D. N. B. 



7848 Introduction to Electricity, first edition, with 3 folding copperplates, 8vo. old calf 



{rare). Is Qd 1770 



7849 Second Edition, with 3 folding plates, 8vo. old sheep {slightly wormed), Qs 1775 



Containing electrical apparatus of the author's own invention. There are also chapters on ' preserving buildings from 

 damage by lightning ', and on Medical Electricity, containing some curious clinical cases, 



7850 Lectures on Select Subjects in Mechanics, Hydrostatics, Pneumatics, and Optics, 



with the Use of the Globe, the Art of Dialling, and the Calculation of the Mean Times of New 

 and Full Moons and Eclipses, first edition, with 23 copperplates by J. Mynde, 4to. old calf, newly 

 rebacked (rare), 17* Qd 1764 



Added is a Syllabus to the above lectures, Svo. (pp. 16). 



7851 Fourth Edition, with Supplement, with 23 plates, 8vo. old calf {joints cracked, and 



slightly soiled), 4s 1772 



7862 Fifth Edition, unth 23 copperplates, 8vo. calf gilt, newly rebacked {nice copy), 6s 6d 1776 



7853 Ninth Edition, with 36 plates, thick 8vo. contemporary calf {nice copy), 5s Qd 1799 



7854 Tenth Edition, with 36 plates, Svo. calf {joints cracked), 3s 6d 1803 



7855 New Edition, with Notes and Appendix, adapted to the Present State of the Arts and 



Sciences, by Sir David Brewster, f.r.s. ; 2nd Edition, 2 vols, calf, with Atlas, containing 50 

 folding copperplates, hf calf— 3 vols. Svo. {joints cracked), Is 6d Edin., 1806 



7856 Brewster's Third Edition, corrected and enlarged, with Notes, Autobiography, and 



Additional Volume, containing the most recent Discoveries, unth 27 folding copperpkUes, 2 vola. 

 Svo. hoards, uncut, Ss 6d ' ib.,'. 1823 



For many years a standard work on mechanical science. The above work is written with the author's usual clearness 

 of exposition, and the absence of nearly all mathematical calculation. 



7857 Two Letters (and Third Letter) to the Rev. Mr. John K.ennedy, containing an 



Account of the many Mistakes in the Astronomical Part of his Scripture Chronology, and his 

 Abusive Treatment of Astronomical Authors, 2 parts 12mo. (pp. 48), seivn, 5s 1775 



Added is the author's original review of Kennedy's 'Complete System of Astronomical Chronology' in The Critical 

 Review ', on which the above • Letters ' are based. 



