496 



GENERAL SCIENCE. 



Hayes, Isaac I., (cont.). The Open Polar Sea: a Narrative of a Voyage 

 of Discovery towards the North Pole in the schooner United States. 



8°. London, 1867. 



Hayes, Richard. Interest at one view, calculated to a farthing at 2J, 

 3, 3vr, 4, 4J, 5, 6, 7, and 8 per cent. Twentieth edition. 



12°. London, 1803. 



[Hayes, Thomas.'] A serious and friendly Address to the Public on 

 the dangerous consequences of neglecting Common Coughs and 

 Colds. ' ~ 8°. London, 1783. 



A serious Address on the dangerous consequences of neglecting 



Coughs and Colds. . . . Second edition, to which is now added 

 successful directions to prevent and cure consumptions. 



8°. London, 1785. 



Haygarth, John. An Inquiry how to prevent the Small- Pox ; and 

 proceedings of a Society for promoting general Inoculation in 

 Chester. 8°. Chester, 1784. 



A Sketch of a Plan to exterminate the casual Small-Pox from 



Great Britain, and to introduce general Inoculation ; to which is 

 added a correspondence on the nature of variolous contagion ; 

 and on the best means of preventing the small-pox at Geneva. 



8°. London, 1793. 



Of the Imagination as a Cause and as a Cure of Disorders of the 



Body, exemplified by Fictitious Tractors and Epidemical Convul- 

 sions. 8°. Bath, 1800. 



A Letter to Dr. Percival on the Prevention of Infectious Fevers, 



and an Address to the College of Physicians at Philadelphia on 

 the prevention of the American pestilence. 8°. Bath, 1801 . 



Hayter, Henry Ueylyn. Infantile Mortality in South Australia. 



8°. Adelaide, [1878.] 



Hayward, Edward. The Sizes and Lengths of Riggings for all the 

 States Ships and Frigats ; as also proportions of boatswains and 

 carpenters stores, for eight months sea service upon the coast of 

 England : together with sundry useful observations. 



Fol. London, 1655. 



Hazard-Mirault. Traite pratique de l'CEil artificieh 



8°. Paris, 1818. 



Hearne, Samuel. A Journey from the Prince of Wales' Port in 

 Hudson's Bay to the Northern Ocean, in the years 1769-72. 



4°. London, 1795. 



Hearne, T. See Anonymous : Letters. 



Heath, Joannes. Dissertatio qusedam de Asthmate Spasmodico com- 

 plectens. [Thesis.] 8°. Edinburgh 1787. 



[Heath, Robert.'] A general and particular Account of the annular 

 Eclipse of the Sun, which will happen on Sunday, April 1, 1764, 

 in the forenoon ; with a general and particular map. 



4°. London, 1764. 



