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UNSIGNED. LATE 19TH/EARLY 20TH CENTURY
Details
A pair of laboratory parabolic reflectors
Unsigned. Late 19th/early 20th Century
The 50cm. diameter metal reflector dishes raised on a mahogany mount with brass candle holder, sliding into the hexagonal-section stand with screw clamp for vertical adjustment and three inswept legs
145cm. high (2)
Unsigned. Late 19th/early 20th Century
The 50cm. diameter metal reflector dishes raised on a mahogany mount with brass candle holder, sliding into the hexagonal-section stand with screw clamp for vertical adjustment and three inswept legs
145cm. high (2)
Special notice
Christie's charges a Buyer's premium calculated at 23.205% of the hammer price for each lot with a value up to €110,000. If the hammer price of a lot exceeds €110,000 then the premium for the lot is calculated at 23.205% of the first €110,000 plus 11.9% of any amount in excess of €110,000. Buyer's Premium is calculated on this basis for each lot individually.