Lot 329
329
A fine lacquerd brass 'Martin's Type' drum microscope with draw tube and rack and pinion focusing, rackwork mounted to outer body tube, circular two tier stage with internal spring to stage, concave mirror on circular foot in fitted case with accessories -- 11in.wide

Details
A fine lacquerd brass 'Martin's Type' drum microscope with draw tube and rack and pinion focusing, rackwork mounted to outer body tube, circular two tier stage with internal spring to stage, concave mirror on circular foot in fitted case with accessories -- 11in.wide

Lot Essay

This piece is in itself not signed however it contains the original paperwork including the trade card of J.H. Steward 406 Strand and the hand written and signed invoice to Mr. Bailey London Oct. 16 1855 signed J.H. Steward #3.40, instruction manual and illustration

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