Student microscope with drum base
1831-1870
Compound monocular microscope with drum base
1857-1860
Demonstration microscope
1863-1870
Compound monocular microscope on drum base
1831-1870
Electric twelve kymograph (stand and cylinder) by C.F. Palmer Ltd. London
1953-1974
Student microscope by E. Hartnack
1831-1870
Student microscope by Georges Oberhaeuser
1831-1870
Toy drum microscope in mahogany case
1880-1890
Stand and body tube of unsigned drum microscope
1850-1875