Technology

BRACEBRIDGE, J.E. COMPTON.

(Washington, Government Printing Office, 1894).

BLONDEL, (ANDRE É.). - THE INVENTION OF THE ELECTROMAGNETIC OSCILLOGRAPH.

(Paris, Gauthier-Villars), 1893.

DAHLANDER, G.R.

Stockholm, Bonniers, (1893).

CASTRO, JUAN JOSÉ. - RAILWAYS OF SOUTH AMERICA.

Montevideo, Vapor de la Nation, 1893.

BESEKE, C.

Kiel und Leipzig, Lipsius & Tischer, 1893.

PREECE, WILLIAM HENRY & ARTHUR J. STUBBS.

London, Whittaker & Co., 1893.

MÜLLER, ERNST.

Berlin, Loewenthal, (1892).

SOMMERFELDT.

Berlin, Mittler und Sohn, 1892.

HEFS, AUGUST.

Leipzig, Wilhelm Engelmann, 1892.

GUTTMANN, OSCAR.

Braunschweig, Vieweg und Sohn, 1892.

LE CHATELIER, HENRI LOUIS. - INVENTION OF THE OPTICAL PYROMETER.

(Paris, Gauthier-Villars), 1892.

BEAUCHAMP, (LE CAPITAINE).

(Fontainebleau), Lithographie de l'Ecole d'Application de l'Artillerie et Genie, 1891.

LANGLEY, (SAMUEL PIERPONT) - A PIONEERING PAPER IN AVIATION.

(Paris, Gauthier-Villars), 1891.

HENKET, N.H., CH. M. SCHOLS, J.M. TELDERS.

'S-Gravenhage, Gebroeders van Cleef, 1891.

AN ARMOURED TURRET WITH 15 C/M CANONS - 12 LARGE HANDCOLOURED PLATES.

Paris, Courtier, 1891.

BÉTHUYS, G.

Paris, Lecène, Oudin et Cie, 1891.

LIPPMANN, (GABRIEL JONAS). - INVENTION OF PHOTOGRAPHY IN COLOUR.

(Paris, Gauthier-Villars), 1891.

FOSS, H.T.

Kjøbenhavn,, Thiele, 1891.