Author
Eidgen̈ossische Technische Hochschule Zürich
5
Eidgenössische Technische Hochschule Zürich
4
Kelt, Thomas
3
Blenkarn, John
2
Frost, John, 1800-1859
2
Johnson, William, 1823-1864
2
Overman, Frederick, 1803-1852
2
University of London
2
Allen, Zachariah, 1795-1882
1
Amb̈uhl, Daniel
1
Amouroux, Jules
1
Armengaud, Charles, 1813-1893
1
Armengaud, aîné (Jacques-Eugène), 1810-1891
1
Bachschmidt, Patrick
1
Bartholet, Martin Thomas
1
Berg, Walter G. (Walter Gilman), 1858-1908
1
Bohn, Maria del Carmen R.
1
Brunton, Robert, 1796-1852
1
Central Power Research Institute (India). Mechanical Engineering Division
1
Colt, Samuel, 1814-1862
1
Cronin, Bernard Peter
1
Flepp, Beat
1
Frost, John
1
Grimshaw, Robert, 1850-
1
Hirsch, M. (Markus), 1833-1909
1
Hutton Collection of Fossil Plants
1
Huygens, Christiaan, 1629-1695
1
India. Central Board of Irrigation and Power. Research Scheme on Power
1
India. Office of the Development Commissioner, Small-Scale Industries
1
Lebour, George Alexander Louis
1
Linke, Holger
1
Loubhborough University of Technology
1
Manby, Charles, 1804-1884
1
Marconell, Maria Helena
1
Marks, William Dennis, 1849-1914
1
Middlesex Polytechnic
1
New York Exhibition of the Industry of All Nations
1
North of England Institute of Mining and Mechanical Engineers
1
Nystrom, John W. (John William), 1824-1885
1
Oetiker, Mortiz Benjamin
1
Open University
1
Pak, Hussein Ali
1
Paris Universal Exposition of 1878
1
Renwick, James, 1790?-1863
1
Styger, Michael Stefan
1
Sundstr̈om, Olle
1
Thompson, David
1
Université Louis Pasteur de Strasbourg
1
Université Paul Valéry
1
Weissenborn, G. (Gustavus)
1
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