A,
B, and
Cand a single high power labelled
Dand signed
Kellner's orthoscopic Ross London. There is also a pinhole eyepiece accessory (without optics inside) which has an adapter to fit over the eyepieces in place of the standard eyepiece cover.
2 In., Ross, LONDON.,
2⁄3 inch,Ross, LONDON, No: 20383
Ross London, Patent 1⁄2 In.
Rofs 1858, Uncovered, Covered')
Dry, Wet, ROSS LONDON No: 20308, Patent 1⁄5 In.,
Rofs 163o 1⁄12 In., London covered
Ross' Improved 4-10ths Achromatic Condenser)
1 In., Ross, London)
1⁄2 In., Ross, London)