CONTENTS 
OF THE FORTY-SEVENTH VOLUMR. 
AN algebraical Expression of the Values of Lives, with a 
Mode of finding the correct Value of any Number of joint 
Lives. a ee ee oe ae os 3 
On the Cosmogony of Moses. 9, 110, 179, 241, 258, 339, 
346, 431 
Geological Queries, regarding the Coal-Strata of Northumber- 
land and Durham, and the Appearances of such in Lincoln- 
Shire. .. Re os we 3p fs tin tne 
On Micrometer Telescopes. be ie we diene 
On the Nature and Combinations of a newly-discovered vegetable 
Acid ; with Observations on the malic Acid, and Suggestions 
on the State in which Acids may have previously existed in 
Vegetables. ae . or rs na are 
Rules for ascertaining the Strength of Materials. eee bet) | 
Further Remarks on Dr. BRaDLEY’s Theorem for computing 
the Astronomic Refraction. ., - a -» 23 
On the Metallic Salts... iN Ar ns 33, 353 
On the dispersive Power of the Atmosphere; and its Effect on 
astronomical Observations. .., aie es ARORA: 
A Geological Sketch of a Part of Cumberland and Westmore- 
land. .. A oe ae bis 2 -- A! 
Specimen of a new Nomenclature Sor Meteorological Science. 45 
On the Influence of the Atmosphere on the Electro-Galvanis Co- 
lumn of M..DrE Luc. an es y te ae 
Description of a Gas Lamp for Coal-Mines, invented ly Mr. 
E. Carrer, of Exeter, ie weigh ree  . 
On Aérial Navigation. ., 4. % 81, 321, 429 
Vol. 47. No, 218, June 1816, a 
