1896.] 



MICROSCOPICAL JOURNAL 



201 



rigid upright, which is placed to the rightof the microscope 

 so that it will be out of the way while working. Both the 

 upper and lower ends of the camera are movable on the 

 rackwork. The upper end which carries the screen and 

 the plate holder is movable, in order that different am- 

 plifications within limits may be obtained with the same 



Fig. 5. — Giant-cell sarcoma, x 275 diameters. Section stained with borax 

 carmine. Exposed twenty seconds to acetylene light, using Beck ^ 

 inch objective, working eyepiece A, and Bausch & Lonib ^-inch ob- 

 jective in substage. 



By conrtosy of Medical Record. 



objectives. The lower end is movable that it may be 

 racked up out of the way and allow the operator to man- 

 ipulate the microscope before attaching the camera (Fig. 

 2). This is a great advantage, for the operator can seat 

 himself at the instrument, adjust the object to the centre 



