1898-99.] 
Donations to the Library. 
757 
II. Donations from Authors. 
Armstrong (Lord), C.B. Electric Movement in Air and Water, with 
Theoretical Inferences. London, 1897. Fol. 
and Stroud (Henry). The Same. Supplement. London, 1899. 
Fol. 
Ball (Sir K. S.). Theory of Screws. 12th Memoir. Dublin, 1898. 
4to. 
Bashforth (Francis). A Mathematical Treatise on the Motion of Pro- 
jectiles, founded chiefly on the Kesults of Experiments made with 
the Author’s Chronograph. London, 1873. 8vo. 
Tables of Kemaining Velocity, Time of Flight, and Energy 
of various Projectiles calculated from Results of Experiments 
made with the Bashforth Chronograph, 1865-70. London, 1871. 
8vo. 
A Supplement to a Revised Account of the Experiments made 
with the Bashforth Chronograph to find the Resistance of the Air 
to the Motion of Projectiles. Cambridge, 1895. 8vo. 
Replica di Krupp alia Protesta del Signor Bashforth. Trans- 
lated, with Notes, by Fr. Bashforth. Cambridge, 1898. 8vo. 
Bright (Sir Charles Tilston). The Life Story of the late Sir Charles 
Tilston Bright, C.E. By Ed. Brailsford Bright and Charles 
Bright. 2 vols. London, 1897. 8vo. ( Presented by Charles 
Bright , Esq.) 
(Charles). Science and Engineering. 1837-1897. Westmin- 
ster, 1898. 8vo. 
Submarine Telegraphs : Their History, Construction, and Work- 
ing. London, 1898. 8vo. 
Brinsmead (Edgar). The History of the Pianoforte. London, 1889- 
8vo. 
Cayley (Arthur). Collected Mathematical Papers. Vol. XIII., Index 
Vol. Cambridge, 1897-98. 4to. {From the Syndics of the Cam- 
bridge University Press.) 
Colenso (W.). A Maori-English Dictionary : being a Comprehen- 
sive Dictionary of the New Zealand Tongue. Wellington, 1898. 
8vo. 
Congo. Etat Independant du Congo. Annales du Musee du Congo, 
publiees par ordre du Secretaire d’ Etat. Botanique. Serie I. 
Illustrations de la Flore du Congo, par Em. De Wildeman et Th. 
Durand. Tome I. Fasc. 1-4. Botanique. Serie II. Contribu- 
tions a la Flore du Congo, par Em. De Wildeman et Th. Durand. 
Tome I. Fasc. 1. Zoologie. Serie I. Materiaux pour la Faune 
du Congo. Poissons Nouveaux, par G. A. Boulenger. Tome I. 
Fasc. 1, 2, 4. Bruxelles. 1898-99. 4to. 
