Microscope and oxy-hydrogen lamp projector mb-code DCA_113126 within a section commencing 'Lava

within a section commencing 'Lava dell' anno 1791'

5th February 19

standing with his right hand resting upon a chair back

The seven artists sitting in the light of the rainbow include Joseph Farington

Microscope and oxy-hydrogen lamp projector mb-code DCA_113126 within a section commencing 'LavaImage of a flea being projected by 'Palmer's improved portable oxy hydrogen apparatus and microscope with prepared objects, complete.' The equipment is mounted on a wheeled trolley in front of a screen, gas being piped from storage bellows to the projector for illumination of the microscope slides. What appears to be a safety water pump is also shown, with a pointing stick. The complete apparatus sold for 35. Figure 274 (p. 61) from Palmer's new