Details
An 18th-Century French brass circumferenter,
signed on the underside MAVLEVAT A PARIS, the engraved circle with acanthus leaf decoration and fitted with four fixed sights, the alidade with two sights and centre compass with fine blued iron needle with brass cap, the underside with staff ball-socket mounting and tightening butterfly screw -- the circle 9 5/8in. (24.4cm.) dia.
See Illustration
signed on the underside MAVLEVAT A PARIS, the engraved circle with acanthus leaf decoration and fitted with four fixed sights, the alidade with two sights and centre compass with fine blued iron needle with brass cap, the underside with staff ball-socket mounting and tightening butterfly screw -- the circle 9 5/8in. (24.4cm.) dia.
See Illustration