1851 Great Exhibition: Official Catalogue: Class X.: J. Rowley
290. ROWLEY, J., Wolverhampton — Manufacturer.
Front of a pair of spectacles worked out of a solid piece of cast-steel.
Improved spectacles, the sides being so formed that they may be used without being placed upon the head; they also include Braham's patent.
Pair of spectacles, with several improvements.
Spectacles, exhibited for their extreme lightness, worked out of best cast-steel; weight, 2 pennyweights.
Globular glass travelling spectacles.
Wire-gauze eye-preserving spectacles.
Horse-shoe eye-preserving travelling spectacles.
Another pair (finer).
Small oval eye spectacle, preserver glasses.
A similar pair, oblong.
Small octagon eye spectacles.
Folding hand-spectacle, or double eye-glass.
Inclosed spring hand-spectacle, or double eye-glass.
Folding hand-spectacle, or double eyeglass.
Oval single eye-glass for reading.
Octagon single eye-glass for reading.
Hexagon single eye-glass for reading.
Eye-glass handle, a preservative for the glass.