Lot Essay
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19TH CENTURY
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A BRASS DUTCH SURVEYING LEVEL
19TH CENTURY
SIGNED J.M. CLEMAN & SON, KONINKL: INSTR: MAKERS, WITH TELESCOPES, ENGRAVED CIRCLE DIVIDED 0 - 180 - 0, WITH TWIN VERNIA SCALES ON BALL SOCKET, MOUNTING TO ENABLE THE INSTRUMENT TO BE USED IN THE VERTICAL PLANE, THE CIRCLE 8 1/2 INCHES, 21.5CM. RADIUS
19TH CENTURY
SIGNED J.M. CLEMAN & SON, KONINKL: INSTR: MAKERS, WITH TELESCOPES, ENGRAVED CIRCLE DIVIDED 0 - 180 - 0, WITH TWIN VERNIA SCALES ON BALL SOCKET, MOUNTING TO ENABLE THE INSTRUMENT TO BE USED IN THE VERTICAL PLANE, THE CIRCLE 8 1/2 INCHES, 21.5CM. RADIUS
Sale room notice
PLEASE NOTE THE SIGNATURE READS "J.M. KLEMAN & ZOON, KONINKL: INSTR: MAKERS"