THIRD FLOSR 
FIRST FLOOR 
A SECTION OF THE “ANNEX” CONTAINING THE HapitatT Groups 
(A) Floor of group space, sunk four feet below the level of hall floor 
to permit of various elevations of foregroup in group. (B) Floor 
of gallery group case. (E) Glass roof of gallery group case. (F) 
Glass roof of main floor group case. 
(G) Glass in front of gallery case set at angle to cut reflections. 
(H) Glass in main floor case. (I) Space occupied by bronze 
panels. (J) Space above gallery groups for artificial lighting pur- 
poses. (L) Plane of painted background. 
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