Details
A 19TH-CENTURY LACQUERED-BRASS COMPOUND BINOCULAR MICROSCOPE,
SIGNED ON THE Y-SHAPED STAND NEGRETTI & ZAMBRA, WITH RACK AND PINION COARSE AND MICROMETER FINE FOCUSING, PRISM, THE SQUARE-SECTION LIMB WITH MECHANICAL STAGE, THE SUB-STAGE CONDENSER WITH RACK AND PINION ROTATION MECHANISM, THE LOWER LIMB WITH PLANO-CONCAVE MIRROR, THE MICROSCOPE MOUNTED ON A MAHOGANY BASE PLATE, WITH IVORY PLAQUE INSCRIBED W. MACDONNELL & CO SYDNEY, WITH BULL'S-EYE CONDENSER, ABBE CONDENSER, DOUBLE NOSE-PIECE, AND PRISM, IN FITTED MAHOGANY CARRYING CASE WITH THREE ACCESSORY DRAWERS AND GLAZED DOOR -- 19½IN. (49.5CM.) HIGH, WITH INSET BRASS SIDE HANDLES; WITH A SUPPLEMENTARY CASE OF ACCESSORIES CONTAINING VARIOUS EYEPIECES, CONDENSERS, SLIDE PREPARATION ACCESSORIES, A 1IN. OBJECTIVE BY SMITH & BECK, A BODY PRISM IN CASE, AND ¼IN., ½IN., 1IN., 1½IN., 2IN., AND 3IN. OBJECTIVES BY NEGRETTI & ZAMBRA, AND A QUANTITY OF OTHER ITEMS, IN GLAZED MAHOGANY CASE -- 16IN. (40.7CM.) WIDE
SEE COLOUR ILLUSTRATION (2)
SIGNED ON THE Y-SHAPED STAND NEGRETTI & ZAMBRA, WITH RACK AND PINION COARSE AND MICROMETER FINE FOCUSING, PRISM, THE SQUARE-SECTION LIMB WITH MECHANICAL STAGE, THE SUB-STAGE CONDENSER WITH RACK AND PINION ROTATION MECHANISM, THE LOWER LIMB WITH PLANO-CONCAVE MIRROR, THE MICROSCOPE MOUNTED ON A MAHOGANY BASE PLATE, WITH IVORY PLAQUE INSCRIBED W. MACDONNELL & CO SYDNEY, WITH BULL'S-EYE CONDENSER, ABBE CONDENSER, DOUBLE NOSE-PIECE, AND PRISM, IN FITTED MAHOGANY CARRYING CASE WITH THREE ACCESSORY DRAWERS AND GLAZED DOOR -- 19½IN. (49.5CM.) HIGH, WITH INSET BRASS SIDE HANDLES; WITH A SUPPLEMENTARY CASE OF ACCESSORIES CONTAINING VARIOUS EYEPIECES, CONDENSERS, SLIDE PREPARATION ACCESSORIES, A 1IN. OBJECTIVE BY SMITH & BECK, A BODY PRISM IN CASE, AND ¼IN., ½IN., 1IN., 1½IN., 2IN., AND 3IN. OBJECTIVES BY NEGRETTI & ZAMBRA, AND A QUANTITY OF OTHER ITEMS, IN GLAZED MAHOGANY CASE -- 16IN. (40.7CM.) WIDE
SEE COLOUR ILLUSTRATION (2)