Kodak Retina (Type 117)
1934-1935
Silver (?) medal to commemorate Rudolph Virchow, f
1902-1905
Lithograph, Astronomical Diagram
circa 1870
Lithograph, astronomical diagram. Diagram of the phases of the moon
circa 1870
Lithograph, Astronomical Diagram
circa 1870
Lithograph, astronomical diagram. Diagram of Meteorology
circa 1870
Lithograph, astronomical diagram. The sun and solar phenomena
circa 1870
Lithograph, astronomical diagram. Eclipses, The theory of the tides
circa 1870
Scribola stylus-operated adding/printing machine
Small medical bag
1915
Rectangular bronze plaque depicting Robert Mayer
1870-1890
Bronze medal to commemorate J. H. Dunant
1908-1920
Rectangular silver plaque
1904
Small rectangular bronze plaque
1902
Circular bronze medal
1902
White circular brooch of plaster (formerly described as radioactive earth)
1912
Helios photo electric exposure meter. Zeiss Ikon
circa 1950
Ultramarine 9. by G.Siegle & Co
1900-1905
Circular silver medal
1906
Medal commemorating Humboldt and Bonpland's South American exploration
1904
Spirit level graphometer, German, 1870-1876
1870-1876
"Adoro" Camera
1920-1925
Zeiss Ikoflex II twin lens reflex camera
circa 1937
Contessa-Nettel Piccolette Camera
Retinette 1A Camera Type 042 with Pronto Shutter
1961-1963
Retinette 1A Camera Type 044 with Prontor 250S Shutter
1963-1966
Scleral contact lens in case, Stuttgart, Germany, 1936
1936
Disc of radioactive earth, West Germany, 1900-1936
1900-1936
Rectangular bronze plaque depicting Konrad Rontgen
1885-1923
Rectangular bronze plaque
1902
Small rectangular bronze plaque
1901-1910
Rectangular bronze plaque to commemorate the 2nd centenary of the birth of Carl Linnaeus
1907
Lithograph, Astronomical Diagram
circa 1870
Lithograph, astronomical diagram. Comets and Aerolites
circa 1870
Lithograph, Astronomical Diagram
circa 1870
Lithograph, astronomical diagram. Comparative magnitude of the planets
circa 1870
Astronomical Diagram. 6. Telescopic appearance of the moon
circa 1870
Lithograph, astronomical diagram. Chart of the Heavens
circa 1870
Ready reckoner for Mansfeld with copyright by E. Willi
1965-1975
Magneto Port Type ZH6 No. 2090658, for 230 H.P. Benz Aero engine No. 33.278
1926
Vermilion OO. by G.Siegle & Co
1900-1905
Dye, by G Siegle & Co.
1900-1905
Split-image Rangefinder in Case.
circa 1939
Zeiss Albada Direct Vision Optical Viewfinder.
circa 1938
Zeiss Ikon 'Ikonta' Camera for Rollfilm No.120 2 1/4 x 3 1/4"
1936
Kodak Retinette 1A 35mm camera with case and instruction booklet
circa 1963
Retina IIIS
1958
Contessamatic, rigid 35mm camera for perforated 35mm film
1961
Zeiss Ikon Nettar 515/16 Rollfilm Camera
circa 1953
Ikophot Photo Electric Exposure Meter
1955