THE 



JOURNAL OF SCIENCE, 



CONDTTCTED BY 



DAVID BREWSTER, LL.D. 



F.R.S. LOND. AND EDIN. F.S.S.A. M.R.I. A. 



CORRESPONDING MEMBER OF THE INSTITUTE OF FRANCE J CORRESPONDING MEMBER OF THE ROYAL 

 PRUSSIAN ACADEMY OF SCIENCES ; MEMBER OF THE ROYAL SWEDISH ACADEMY 



OF sciences; of the royal society op sciences of Denmark 



OF THE ROYAL SOCIETY OF GOTTINGEN, &C. &C. 



VOL. I. 



NEW SERIES. 



APRIL— OCTOBER. 



THOMAS CLARK, EDINBURGH; 



T. CADELL, LONDON: 

 AND MILLIKIN & SON, DUBLIN 



M.DCCC.XXIX. 



