English, c.1890, with a brass plaque to the side engraved 'The Photographic Artists, Co-Operative Supplies, Assn, Limited, 13 Charterhouse Square London' standing on a large baseboard, the ebonised edging, mahogany housing with double doors to each side central carry handle to each side, with adjustable lens assembly to front, with brass disolver, rack and pinion focusing to both lenses, with original internal metal work, with both condensers, original gas dissolver to rear with two gas limelight burners, curtain to rear,