Alexander Von Humboldt Germany. Original steel engraving drawn by Jacobs, engraved by A. H. Payne. ca 1840. Very good condition. Hand-coloured. 14x11cm. Matted. Sold

Arago France. Original steel engraving, engraved by C. Barth. ca 1850. Good condition. Hand-coloured. 10x8cm. Matted. 30,00 EUR / 36.60 US$

Astley Cooper England. Original steel engraving, engraved by L. Hoffmann after T. Lawrence. 1834. Good condition. Hand-coloured. 11x8,5cm. Matted. 34,00 EUR / 41.48 US$

Berthollet France. Original lithography by F. Delpech. 1842. Very good condition. Hand-coloured. 8x7,5cm. Matted. 25,00 EUR / 30.50 US$

Buffon France. Original lithography by F. Delpech. 1842. Very good condition. Hand-coloured. 9x8cm. Matted. 30,00 EUR / 36.60 US$

Carnot France. Original lithography by F. Delpech. 1842. Good condition. Hand-coloured. 9x8cm. Matted. 30,00 EUR / 36.60 US$

Christian Wilhelm Hufeland Germany. Original lithography. 1838. Very good condition. Hand-coloured. 11,5x9cm. Matted. 62,00 EUR / 75.64 US$

Colonel Tal. P. Shaffner, Projector of the North Atlantic Telegraph United-States. Original steel engraving, engraved by D. J. Pound after a photograph by Mayall. 1867. Very good condition. Hand-coloured. 21,5x17,5cm. Matted. 125,00 EUR / 152.50 US$

Cuvier France. Original steel engraving. ca 1850. Good condition. Hand-coloured. 11x8,5cm. Matted. 30,00 EUR / 36.60 US$

Davies Gilbert, Esq. United-Kingdom. Original steel engraving engraved by Tompson after H. Howard. 1830. Good condition. Hand-coloured. 11,5x9cm. Matted. 35,00 EUR / 42.70 US$

Dr. Friedrich Ludwig Kreysig, Königl. Sächs. Hof Und Medicinalrath Germany. Original lithography by F. A. Zimmermann. 1837. Very good condition. Hand-coloured. 12x10cm. Matted. 30,00 EUR / 36.60 US$

Dugald Stewart, Esq. Scotland. Original steel engraving, engraved by W. H. Lizars. 1830. Very good condition. Hand-coloured. 11x8,5cm. Matted. 38,00 EUR / 46.36 US$

D´Alembert France. Original lithography by F. Delpech. 1842. Good condition. Hand-coloured. 7x6,5cm. Matted. 20,00 EUR / 24.40 US$

Galileo Galilei Italy. Original steel engraving engraved by Singer after J. Pustermann. 1851. Good condition. Hand-coloured. 16,5x12,5cm. Matted. 50,00 EUR / 61.00 US$

Gay-Lussac France. Original lithography by F. Delpech. 1842. Good condition. Hand-coloured. 9,5x8,5cm. Matted. 30,00 EUR / 36.60 US$

Isaak Newton United-Kingdom. Original steel engraving engraved by Baumann after E. Seemann. 1851. Very good condition. Hand-coloured. 15,5x12cm. Matted. 44,00 EUR / 53.68 US$

James Brindley England. Original steel engraving, engraved by H. Cook after F. Parsons. 1833. Very good condition. Hand-coloured. 11,5x9cm. Matted. 36,00 EUR / 43.92 US$

James Johnson, Physician Extraordinary Portrait. Original steel engraving engraved by W. Holl, after J. Wood. ca 1840. Very good condition. Hand-coloured. 11x9cm. Matted. 30,00 EUR / 36.60 US$

Johann Georg Palitzsch Germany. Original lithographie by F. A. Zimmermann. 1839. Small repaired hole. Hand-coloured. 13x12,5cm. Matted. Sold

Johann Keppler Germany. Original steel engraving, engraved by C. Barth. ca 1850. Very good condition. Hand-coloured. 9,5x7cm. Matted. 25,00 EUR / 30.50 US$

John Abernethy Militaria. Original steel engraving engraved by J. Cochran, after T. Lawrence. 1832. Very good condition. Hand-coloured. 11x8,5cm. Matted. 30,00 EUR / 36.60 US$

John Heaviside, Surgeon Extraordinary to His Majesty, George 3rd United Kingdom. Original steel engraving engraved by J. Cochran after W. Beechey. 1831. Very good condition. Hand-coloured. 11x8,5cm. Matted. 34,00 EUR / 41.48 US$

John Hunter Portraits. Original steel engraving engraved by G. H. Adcock after J. Reynolds. 1845. Very good condition. Hand-coloured. 11x9cm. Matted. 35,00 EUR / 42.70 US$

Joseph, Marie, Jacquard France. Original steel engraving, drawn and engraved by L. Delaistre. 1857. Hand-coloured. Very good condition. 15x10,5cm. Matted. 40,00 EUR / 48.80 US$

Joshua Brookes England. Original steel engraving, engraved by H. Cook after T. Philips. 1833. Very good condition. Hand-coloured. 11x9cm. Matted. 36,00 EUR / 43.92 US$

Legendre France. Original lithography by F. Delpech. 1842. Very good condition. Hand-coloured. 8,5x8cm. Matted. 25,00 EUR / 30.50 US$

Michael Faraday England. Original steel engraving, engraved by J. Cochran after H. W. Pickersgill.. 1844. Very good condition. Hand-coloured. 11,5x9cm. Matted. 38,00 EUR / 46.36 US$

Mme Du Chatelet France. Original steel engraving engraved by Geoffroy after La Tour. 1863. Good condition. Decorative border. Hand-coloured. 16x12cm. Matted. 45,00 EUR / 54.90 US$

Monge Militaria. Original steel engraving engraved by Couché fils. 1827. Slightly soiled in the lower margin. Hand-coloured. 9x8cm. Matted. Sold

Monge France. Original lithography by F. Delpech. 1842. Very good condition. Hand-coloured. 9x8cm. Matted. 25,00 EUR / 30.50 US$

Nicolaus Copernicus Poland. Original steel engraved by M. Deyerl after Basaiti (signatures do not figure on the plate). 1851. Good condition. Hand-coloured. 15,5x12,5cm. Matted. Sold

Olinthus Gregory Militaria. Original steel engraving engraved by H. Robinson after R. Evans. 1834. Very good condition. Hand-coloured. 11,5x9,5cm. Matted. 33,00 EUR / 40.26 US$

Robert Jameson, Regius Professor of Natural History in the University of Edinburgh Scotland. Original steel engraving, engraved by J. Jenkins after K. Macleary. 1832. Very good condition. Hand-coloured. 11x9cm. Matted. 36,00 EUR / 43.92 US$

Samuel Crompton England. Original steel engraving, engraved by J. Morrison after Allingham. 1833. Very good condition. Hand-coloured. 11,5x9,5cm. Matted. 36,00 EUR / 43.92 US$

Samuel Hahnemann Germany. Original lithography. 1839. Very good condition. Hand-coloured. 11x10cm. Matted. Sold

Sir Benjamin Collins Brodie Portraits. Original steel engraving engraved by J. Brain after H. Room. 1850. Very good condition. Hand-coloured. 11,5x9cm. Matted. 33,00 EUR / 40.26 US$

Sir David Brewster Scotland. Original steel engraving, engraved W. Holl after H. Raeburn. 1832. Very good condition. Hand-coloured. 11x9cm. Matted. 36,00 EUR / 43.92 US$

Sir Henry Halford, President of the Royal College of Physicians England. Original steel engraving engraved by J. Cochran after H. Room. 1844. Very good condition. Hand-coloured. 11x9,5cm. Matted. 30,00 EUR / 36.60 US$

Sir Humphrey Davy England. Original steel engraving engraved by Thomson after Lonsdale. 1829. Good condition. Hand-coloured. 11x8,5cm. Matted. 36,00 EUR / 43.92 US$

Sir John Franklin England. Original steel engraving engraved by Thomson after Derby. 1841. Very good condition. Hand-coloured. 11,5x9cm. Matted. 35,00 EUR / 42.70 US$