Hamlin, A. D. F. (Alfred Dwight Foster), 1855-1926 · New York [etc.] Longmans, Green, and co. · leaf 128
FIG. 54.—PLAN OF THE PAN-THEON. ROMAN ARCHITECTURE. 95 … internally ; the wall is 20 feet thick and supports a hemi-spherical dome rising to a height of 140 feet (Figs. 54, 55).Light is admitted solely through a round opening 28 feet indiameter at the top ofthe dome, the simplestand most impressivemethod of illumina-tion conceivable. Therain and snow…
Architecture -- History
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