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Microscope outfit including Powell and Lealand microscope, attachments, accessories, slides and correspondence, belonging to F.C.S. Roper F.R.M.S. 1846-1870
Compound monocular microscope, brass, with mahogany case and stand, made by Powell and Lealand, 4 Seymour Place, London, England, 1850.
Achromatic focussing condenser, brass and glass, inscribed, made by Powell and Lealand, London, 1850-1860
Microscope substage with rotating disc aperture control, brass, 1850-860
Vertical illuminator with attached wheel of diaphragms, brass, 1850-1870
Wenham prism in leather case, 1850-1870
Microscope eyepiece, Huyghenian, brass and glass, 1850-1870
2 eyepiece micrometers, brass and glass, 1850-1870
2 brass Lieberkuhns with brass covers, 1850-1870
3 achromatic objectives, 1 1/2, 2/3 and 4/10, in brass cases, made by Smith & Beck, 6 Coleman Street, London, England, 1846-1852.
Achromatic objective, 1/4 inch, in brass case, presented to F.C.S. Roper, made by Ross, London, 1840-1855
Alternative 1/12 immersion front end for demountable objective, with brass case, 1860-1870
Alternative front end for demountable objective, brass, 1840-1870
Case containing microscope accessories, parts 2 to 12, wood and brass
Microspectroscope attachment, brass and glass, made by John Browning, London, 1860-1870
Screw micrometer eyepiece attachment, with mirror, brass
Set of absorption spectra by John Browning, 63 Strand, London, England, and series of liquid cells and glass containers, 1860-1870.
Mahogany case containing spectroscopic accessories, parts 14 to 16
