Skinner

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Cased Brass and Steel Paraboloid Condenser

Auction:
2565M
Lot:
341
Sold for:
$30$25

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Auction:
Discovery - 2565M
Location:
Marlborough
Date / Time :
October 12, 2011 2:00PM

Description:

Cased Brass and Steel Paraboloid Condenser, Carl Zeiss, early 20th century, of typical form with brass eyepiece and steel body, box contains steel plate with two apertures marked 1.0 and 1.1, ht. 1 1/8, lg. of plate 2 3/8 in.
Estimate $150-250

Keywords

steel body, steel plate, Brass instrument, Carl Zeiss, Chemical engineering, Energy conversion, Steam power, Surface condenser

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