A new laboratory projection apparatus / by M.J. Greenman.

  • Greenman, Milton Jay, 1866-1937.
Date:
[1907]
Catalogue details

Licence: In copyright

Credit: A new laboratory projection apparatus / by M.J. Greenman. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    jar, so that while drawing at one end of the projection room, the micro- scope at the opposite end is easily focused. The same focusing device may be used with the photomicrographic camera. » The projection room together with a dark room of light panel work construction is located in one of the large laboratories so that the investi- gator may turn from his table to the projection apparatus without leav- ing the laboratory. The ceiling of the projection room is seven feet high. Good ventilation is maintained by means of a small fan and two 24 light tight openings in the ceiling and one in the side wall. Fig. 10 is a floor plan of the laboratory which contains the dark room and projection room and shows the location of the apparatus.
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