Wanted: Antique microscopes by John W. Sidle
Purchasing brass microscopes made by John W. Sidle & Co. of Lancaster
Pa. , Sidle & Poalk of Philadelphia, and the Acme Optical Works.
Also buying all kinds of antique brass microscopes and accessories.
Old microscope oil lamps, prepared slides, and slide cabinets. Other types of antique scientific instruments also
Sidle & Poalk, Philadelphia.