[ 17 ] 
Presents. 
DANA (J. D.) On Cephalization, No. 4. 8vo. New Haven 1866. 
A word on the Origin of Life. 8vo. New Haven 1866. 
DARWIN (C., F.R.S.) On the Origin of Species by means of Natural Selection. 
Fourth edition. 8vo. London 1866. 
DAUBENY (C., F.R.S.) Christianity and Rationalism in their Relations to 
Natural Science : being a Protest against certain principles advocated in 
Mr. Lecky’s Rationalism in Europe. 8vo. Oxford 1867. 
On Ozone. 8vo. London 1867. 
DAUBREE ( — ) Experiences synthetiques relatives aux Meteorites. 8vo. Paris 
1866. 
DAVIDSON (T., F.R.S.) A Monograph of the British Fossil Brachiopoda. Part 7. 
No. 1. With Observations on the Classification of the Silurian Rocks, by 
Sir Roderick I. Murchison. 4to. London 1866. 
D[AVIES] (S. M.) The Meteoric Theory of Saturn’s Rings, considered with 
reference to the Solar Motion in Space. 8vo. Dublin 1867. 
DAVY (Dr. J., F.R.S.) Observations on Meat (Butchers’ Meat) in relation to 
the changes to which it is liable under different circumstances. 8vo. Edin- 
burgh 1866. 
Some Observations on Incubation. 4to. Edinbu/rghl8G6. 
DAWKINS (W. B., F.R.S.) On the Dentition of Hyaena spelcea. On the 
Rhsetic Beds and White Lias of Western and Central Somerset. On a 
Hysena-Den at Wookey-Hole. On the Caverns of Burrington Combe. On 
a Romano-British Cemetery and Roman Camp at Hardham in West Sussex. 
8vo. 1862-64. 
DELAUNAY (C.) Theorie du Mouvement de la Lune. Tome II. 4to. Paris 
1867. 
DELESSE ( — ) et DE LAPPARENT. Revue de Geologie pour les Annees 
1864 et 1865. IV. 8vo. Paris 1866. 
DEMARQDAY (Dr.) Recherches sur l’Absorption des Medicaments faites sur 
l’Homme sain. 8vo. Paris 1867. 
DEWAR (J.) On the Application of Sulphurous Acid Gas to the prevention, 
limitation, and cure of Contagious Disease. 8vo. Edinburgh 1866. 
DIRCKS (H.) Worcesteriana : a Collection of Literary Authorities, affording 
Historical, Biographical, and other notices of Edward Somerset, Sixth Earl 
and Second Marquis of Worcester. 8vo. London 1866. 
DONDERS (F. C., For. Mem. R.S.) Ametropie en hare gevolgen. 4to. Utrecht 
1860. 
Astigmatisme en Cilindrische Glazen. 4to. 
Utrecht 1862. 
— Die Refractionsanomalien des Auges und 
ihre Folgen. 8vo. 
— Les Anomalies de la Refraction de l’CEil et 
leurs suites ; traduction par F. Monoyer. 8vo. Paris 1865. 
On the Constituents of Food, and their 
relation to Muscular Work and Animal Food; translated by W. D. Moore. 
8vo. Dublin 1866. 
en KOSTER (W.) Nederlandsch Archief 
voor Genees- en Natuurkunde. Deel II. Afl. 3 e -4 e 8vo. Utrecht 1866. 
Donors. 
The Author. 
The Author. 
The Author. 
The Author. 
Sir R. I. Murchison, Bart., 
F.R.S. 
The Author. 
The Author. 
The Author. 
The Author. 
Mons. Delesse. 
The Author. 
The Author. 
The Author. 
The Author. 
W. Bowman, F.R.S. 
The Editors. 
MDCCCLXVII. 
C 
