Vol. 56. Philosopbical Magazine. Die. 182C 



Contents or Number 272. 



Page 



401 



t08 



433 



434) 



436 



1 LXIV, Observations on M. Arago's " Reckmation " 

 respecting his Ocular Microrineter, published in the j4nnales 

 de Chimie el Jt Pbynque. By the Rev. W, Pearson, LL.D. 

 & F.R.S. TreasurtT of the Astronomical Society - - 



LXV. On the Sugar and Spirit* obtained in Dalmatia 

 from the Fruit of the common Arbutus. By Counsellor 

 Prechtl, of Vienna - , ■* \ r " '*'^' 



LXVI. Remarks on Mr. Yeates's Papers on the I^unar 

 Iheory. By Mr, James Utting, of Lynn Regis. 



LXVII. On the Specific Gravities of the Gases, aud 

 the different Musical Sounds which they occasion in the 

 same Oroan-Pipe. By Mr. John Farey Sen. - 412 



LXV'III. On the Culture of Carrots. Drawn up by the 

 Secretary of the Board of Agriculture, by order of the Board 416 



LXIX. Note upon the Combination of Sulphur^with 

 Chrome, and upon a new Process for obtaining the Oxide 

 of that Metal, ^y ^ L. Lassaigne. - , - 



LXX. On the late Lunar Occultatlon of Jupiter; with 

 Remarks on the lata Solar Eclipse. By Mt.-Georgi 

 Innes, Aberdeen. - - 



LXXL New Method of congealing Water m a Vacuum. 

 By M. T. G'rothuss. - '. j^ 



LXXn. Calculation of the Heliotentnc and Geocentric 

 Places of Venus, for 12th March 1808, at 21" 48"' 15» m. t. 

 at Greenwich. * " • 



LXXin. The Arctic Expedition. • - - - - - 

 LXXIV. On the .Advantages of using Animal Empyreu- 

 matlc Oil in the Manufacture of Prussian Blue. • By Dr. 

 I~1akv* f. • * " * ' ^ 



LXXV. Notices respecting New Books 

 LXXVL Proceedings of Learned Societies 

 J^XXyiL Intelligence and Miscellnneous Articles : — 

 i Severn, Kin^ and Co. versus the Phcenix Fire Office.— 

 ! Vegetation of Aquatic Plants.— The Niger.— Natural His- 

 tory—Large- Organic Remains.— Extraordinary Eelv— 

 , Live Bit foimd in the Centre of a Tree.— Wall-Fruit.— ' 

 ' Apricot Trees.— The Deaf ar.d Dumb restored. —Dry-Rot 

 \\x\ Ships.— ]>r.Cartwright's Pedo-inotive Machine. — 

 ■ Earthquake.— Preservation of Eggs.— Rnsin Bubbles.— 

 Mountain of Salt. — Straistics. — Lectures. — Patents.— 

 Eclipse of the Sun.— New Terrestrial Giobe.— Barorne- 

 itric Observations, &c. -Sec— Meteorological Tables— In- 

 dex . -■ ' - 4.5.v-4.;6^ 



** Communications for this Work, received by the Editor, 

 Pckett-Placc, Temple Bar, will meet v/ith every attention^ 



EICHARD AND ARTHUR TAYLOR, FRINTERS, SHOE LANU, LONDON. 



