English, signed to the stage in script ‘F Day, 37 Poultry LONDON’, of typical form on circular brass base, with concave mirror in a gimbal, scroll legs supporting the stage then the bodytube, bodytube with mechanical focus to the side, with roped knurling throughout, drawer to mahogany pyramid case containing four numbered objectives, Bonnani stage, fish plate, cone diaphragm, glass stage, forceps, case height 33cm.