Technology

WILHELM, JOHANN (+) BOCKLER, GEORG ANDREAS.

(Architectura civilis:) Nuremberg, Paul Fürst, (no year); (Theatrum Machinarum Novum:) Nuremberg, 1703.

ELLIS, WILLIAM.

London, Weaver Bickerton, 1732.

ADAMS, GEORGE.

Leipzig, Crusius, 1798 & 1799.

(VARIOUS AUTHORS).

New York, American Telephone and Telegraph Company, 1979.

TELEPHONY -

Chicago, 1906-14.

SIDENBLADH, ELIS.

Sth., 1947.

SVENSKA JÄRNVÄGER.

Stockholm., 1868-(72).

DOWSETT, H.M.

London, The Gresham Publ. Comp., 1923-24.

WEYGAND, HERRMANN.

Laipzig, Buchhandlung für Militairwissenschaften, 1872.

OXHOLM, PETER LOTHARIUS.

Kiøbenhavn, Nicolaus Møller, 1777.

SMILES, SAMUEL.

London, John Murray, 1857.

BERGSØE, PAUL.

Copenhagen, 1938.

THORSTENSEN, SV.

Oslo, 1946.

MÜLLER, HEINRICH.

Berlin, Polytechnische Buchhandlung 1875.

SIEMENS, C. W.

Newcastle-Upon-Tyne, M. & M. W. Lambert, 1877.

MORRISON, L. W.

New York, American Telephone and Telegraph Company, 1947.

PETERSON, E.

New York, American Telephone and Telegraph Company, 1946.

MEINERT, F. (FRIEDRICH).

Berlin, Maurerschen Buchhandlung, 1819.