10 THOMPSON YATES LABORATORIES REPORT 
facturing food-stuffs. It has manifold applications in the industries connected with the dairy, 
and with brewing and tanning, and the preparation of animal oils, gelatine and albumen for 
cotton-printing, photography and paper-making, also for the valuation of the nutrient worth of 
different kinds of sugars. 
Next to the Large Chemical Room is the Small Chemical Room, in which are placed 
the balances and the polarimeters. Also adjoining the Large Chemical Room is the Small 
Theatre, for demonstration of experiments that cannot be rendered intelligibly visible to as 
Research Laboratory 
numerous an audience as that accommodated by the Large Theatre. It is fitted with every 
convenience for various kinds of experimental work. Stepping from this room across the corridor 
the Large Theatre is entered through a folding door. The auditorium is made to seat 150. The 
pitch of the bench-tiers is steep enough to allow objects on the lecture table to be fully seen 
from every seat. The south wall is lighted by six long windows. These can all be darkened 
by blinds, and the two next the lecture table are closed by shutters controlled from the 
lecturer's table. 
The fittings for lantern-illustration, by Newton of London, are particularly complete. 
Among them are included the projection miscroscope, the chromoscope, the animatograph, episcope 
and skiopticon ; also very perfect arrangements for the projection of the spectrum. Graphic 
