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SWIFT & SON, LATE 19TH CENTURY
細節
A LACQUERED BRASS BINOCULAR MICROSCOPE
SWIFT & SON, LATE 19TH CENTURY
signed to the foot SWIFT & SON S1, TOTTENHAM COURT RD. LONDON W.C., coarse and fine focus, the stage with x-y mechanisms and silvered geared circumference 0-360°, mechanical substage, plano-convex mirror, in fitted mahogany case with five objectives, camera lucida and eyepieces -- with a bullseye condendsor and oil lamp in pine case.
17in. (44cm.) high in case
來源
Sotheby's, 16 November 1987, lot 246