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



7513 ELLERY (Lt.-Col. Robert Lewis John; F.R.S., Government Astronomer, Victoria) FIRST 

 MELBOURNE GENERAL CATALOGUE of 1227 STARS for 1870.0, deduced from Observations, 1863-70, 

 reduced and prepared for Publication, large 4to. sewn, 6s Melbourne, 1874 



7514 OBSERVATIONS of the SOUTHERN NEBULAE made with the GREAT MELBOURNE TELESCOPE, 



1869-85, Part I, with 3 plates of the observatory and telescope, and 3 others of nebulce (one apparently 

 missing), also woodcuts, folio, sewn, 4s ibidem, 1885 



7515 RESULTS of ASTRONOMICAL OBSERVATIONS at the MELBOURNE OBSERVATORY, 1861-8, 



and 1871-80 (Vols. 1-3 and 5-6), with 8 plates (4 folding), 5 vols. roy. 8vo. cl., 15s ib., 1866-84 



7516 ELLET Jr. (Charles, C.E.) The MISSISSIPPI and OHIO RIVERS: containing Plans for the 

 Protection of the Delta from Inundations ; and Investigations of the Practicability and Cost of 

 Improving the Navigation of the Ohio and other Rivers by Means of RESERVOIRS ; with the Bars 

 at the Mouths of the Mississippi, 12 plates, roy. 8vo. cl., uncut, 6s Philadelphia, 1853 



7517 ELLIOT (Capt. Charles Morgan; F.R.S.) MAGNETIC SURVEY of the EASTERN ARCHIPELAGO, 

 with 10 charts (2 large folding), roy. 4to. cl., with inscr. to Sir Henry Pottinger, Is 6d 1851 



7518 ELLIOT (James) ADVANCED ALGEBRA, with Key, diagrams, 2 vols. 8vo. cL, 4s 6d (p. 13s) [1880] 



7519 COMPLETE PRACTICAL TREATISE on the NATURE and USE of LOGARITHMS, and on PLANE 



TRIGONOMETRY ; 5th Ed., with diagrams, 8vo. cl., 2s 6d [1872] 



7520 - ANOTHER COPY, with KEY, 3rd Ed., 2 vols. 8vo. cl., 3s 6d [1872-3] 

 7621 ELLIOT (John, M.D.) OBSERVATIONS on the AFFINITIES of SUBSTANCFS in SPIRIT of WINE, 



4to. (pp. 5), sewn, 3s 6d 1786 



Added is, ' Account of some minute British Shells, either not duly observed, or totally unnoticed by Authors ', by 

 JOHN LIGHTFOOT, pr., F.R.S., with 3 plates (pp. 11). 



7522 ELLIS (Alexander John, F.R.S. ; author of 'Early English Pronunciation') ALGEBRA 

 identified with GEOMETRY, with folding plates, post 8vo. (pp. 84), sewn, 5s 6d 1874 



1 In his ' Algebra identified with Geometry ' he put before the public the theory which had existed in his own mind for 

 many years, that Algebra was a purely geometrical calculus, not an arithmetical one'. D. N. B. 



Appendix III, 'On the History of Stigmatic Geometry', contains interesting autobiographical information. 



7523 Two PAPERS on the COMPUTATION of LOGARITHMS, reprinted with Corrections and a 



Postscript, post 8vo. (pp. 35), sewn, 2s 6d 1881 



7524 ELLIS (Daniel) INQUIRY into the CHANGES induced on ATMOSPHERIC AIR by the GERMIN- 

 ATION of SEEDS, the Vegetation of Plants, and the RESPIRATION of ANIMALS ; with Farther 

 Inquiries, 2 vols. 8vo. in 1, contemporary tree-calf (rare), 12s 6d Edin., 1807-11 



A painstaking compilation, including all the researches recorded in scientific journals of the time. It includes 

 chapters ' Of the Changes on the Air by the Respiration of Insects, Worms, Fishes, and Amphibious Animals', and ' Of 

 the Source of the Carbon in Vegetables and Animals by which the changes in the air are effected '. 



7525 ELLIS (George) MODERN PRACTICAL CARPENTRY, for Workmen, Builders, Architects, and 

 Engineers, with Glossary, and the Uses of the Steel Square, with 32 plates (many folding) , and 

 numerous other illustrations, cr. 4to. cl., 8s (p. 12s 6d nett) 1906 



7526 ELLIS (Robert, F.L.S.) The CHEMISTRY of CREATION: the Chemical Phenomena of the Earth, 

 Air, and Ocean ; 2nd Ed., with woodcuts, 16mo. cl., 2s 1852 



7527 ELLIS (Robert Leslie ; editor of the ' Cambridge Mathematical Journal ' ; Baconian) MATHE- 

 MATICAL and other WRITINGS ; edited by WILLIAM WALTON, with Memoir by HARVEY 

 GOODWIN [B shop of Carlisle], steel portrait by Eadcly/e, and diagrams, 8vo., cl., 6s 6d (p. 16s) 1863 



7528 ELLIS (Thomas) The METROPOLITAN SEWAGE: a Plan for Utilising it in its LIQUID STATE ; 

 with a detailed Estimate of Cost, 8vo. (pp. 61), sewn, 3s [1862] 



A remembrance of the time when the whole of the London sewage ran straight into the Thames raw. 



7529 [ELLIS (William, F.R.S.)] SUN-SPOTS and MAGNETISM : a Retrospect, 8vo. (pp. 6), sewn, with 

 author's inscr., Is [1906] 



7530 ELPHINSTONE (Sir Howard Warburton; conveyancer) FACTORIAL NOTATION, 8vo. 

 (pp. 7), sewn, Is 6d 1857 



7531 - - PATTERNS for TURNING, comprising Elliptical and other Figures cut on the Lathe, with- 

 out the Use of any Ornamental Chuck, with 70 plates, and tables in pocket, cr. 4to. cl., 10s 6d 1872 



One of the very few books on turning without the chuck. 



7532 ASTRONOMY : I. Instruments : II. Plane Astronomy : ' NOTES for PREPS.', Two Manu- 

 scripts on over 100 pp., with diagrams, 2 vols. 4to. boards, 10s 6d [c. 1855] 



7533 ELSNER (Fritz) Die PRAXIS des CHEMIKERS bei UNTERSUCHUNG von NAHRUNGSMITTELN und 

 Gebrauchsgegenstanden, Handelsprodukten, Luft, Boden, Wasser, bei bakteriologischen Unter- 

 suclmngen sowie in der gerichtlichen und Harn-Analyse, 5. umgearbeitete Auflage ; with 158 

 woodcuts, large 8vo. buckram, 4s (p. M. 12) Hamburg, 1893 



7534 ELTOFT (Thomas) The COMBINED NOTE BOOK and LECTURE NOTES for CHEMICAL STUD- 

 ENTS : Inorganic Chemistry ; 2nd Ed., enlarged, cr. 4to. cl., with author's inscr., 2s 1880 



7535 EMANUELLI (Pio) I TRE PROSSIMI ECLISSI TOTALI de SOLE; with 3 woodcuts, roy. 8vo. 

 (pp. 11), sewn, Is Torino, 1910 



7536 EMMERLING (Oskar, Univ. Berlin) Die ZERSETZUNG STICKSTOFFFREIER ORGANISCHER 

 SUBSTANZEN durch BAKTERIEN ; with 7 plates, large post 8vo. sewn, 2s 6d (p. M. 4) 



Braunschweig, 1902 



7537 EMMONS (Samuel Franklin) ABSTRACT of a REPORT on the GEOLOGY and MINING INDUSTRY 

 of LEADVILE, Colorado, with 2 folding coloured maps, large impl. Svo., and Atlas, with 31 maps 

 (12 folding, and 21 finely coloured), atlas 4to. 2 vols. unbound, with author s inscr., 12s 6d 



Washington, 1882-3 



7538 EMTAGE (W. T. A.) INTRODUCTION to the MATHEMATICAL THEORY of ELECTRICITY and 

 MAGNETISM, with diagrams, cr. Svo. cl., 3s (p. 7s 6d) Clarendon Press, Oxford, 1891 



7539 ENCKE (JohannFranz ; F.R.S.) Ueber die BESTIMMUNG derENTFERNUNGENim WELTGEBAUDE, 

 Svo. (pp. 35), unbound, 3s Berlin, 1842 





