564 



GENERAL SCIENCE. 



Jellet, (Bev.) John Hewitt. An Elementary Treatise on the Calculus 

 of Variations. 8°. Dublin, 1850. 



Jencken, Johann Ferdinand. Treatises on Light, Colour, Electricity, 

 and Magnetism ; translated and prefaced by Historical and 

 Critical Essays, by Henry D. Jencken. 8°. London, 1869. 



Jenin de Montegre, A. Experiences sur la Digestion dans l'Homme ; 

 ... suivies du rapport des commissaires nommes par l'lnstitut 

 [by Berthollet]. 8°. Paris, 1814. 



Jenkin, Fleeming, L Lecture on the Education of Civil and Mechani- 

 cal Engineers in Great Britain and Abroad. 



8°. Edinburgh, 1868. 



Jenner, Edward. Further Observations on the Variola; Vaccinal, or 

 Cow-pox. 4°. London, 1799. 

 Life. See Baron; Valentin, L. 



Jenty, Charles Nicholas. A Course of Anatomico- Physiological Lec- 

 tures on the Human Structure and Animal (Economy; illustrated 

 with an historical compendium of the discoveries made in the 

 animal oeconomy ; to which are prefixed two essays on the arts of 

 dissecting, injecting, and making anatomical preparations. 



3 vols. 8°. London, 1757. 

 — — Tentamen de demonstranda Siructura Humana secundum dimi- 

 diatam Naturae ipsius proportionem e quatuor tabulis conflatum 

 ab iconibus post veras dissectiones consulto factas. 



Atlas folio. Londini, 1757. 

 The letterpress (8°) mounted to the size of the plates. 



The Demonstrations of a Pregnant Uterus of a Woman at her 



fall time, in six tables as large as Nature, done from the pictures 

 painted after dissections by Mr. Van Riemsdyk. 



Atlas folio. London, 1758. 



The letterpress (8°) mounted to the size of the plates. 



Demonstratio Uteri praagnantis Mulieris cum Fcetu ad partum 



maturo, in tabulis sex, cum explicatione, translata a C. S. Schmidel ; 

 Abbildung der Gebahrmutter. . . . [Lat. & Germ.] 



Fol. Niirnberg, 1761. 



Jenyns, (Bev.) Leonard. See Blomefield. 



Jenzsch, Gustav. Uber eine Mikroskopische Flora und Fauna krystal- 

 linischer Massengesteine (Eruptivgesteine). 8°. Leipzig, 1868. 



Ueber die am Quarze vorkommenden Gesetze regelmassiger 



Verwachsung mit gekreuzten Hauptaxen. 8°. Erfurt, 1870. 



Jephson, Thos. The Fluxional Calculus, an elementary treatise, de- 

 signed for the students of the Universities. 



2 vols. 8°. London, 1826-30. 



Jergius, Joannes Marcus Fridericus. Dissert. Inaug. Medica de Tabe 

 Festinata. 4°. Erlangae, [1766.] 



Jerrard, G. B. An Essay on the Resolution of Equations. 



8°. London, 1859. 



