Microscope and oxy-hydrogen lamp projector mb-code DCA_113126 King William of the newly

King William of the newly unified Germany gives an instruction that the dogs should now be called off

5th February 19

Figure 9 Botryllus polycyclus

within a section commencing 'Lava dell' anno 1791'

Microscope and oxy-hydrogen lamp projector mb-code DCA_113126 King William of the newlyImage 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