ILLUSTRATIONS 
Frontispiece. The Atrium Vestz, seen from the East. Facing Page 
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II. Fig.1, The Levels of the Atrium. Fig.2, Brick Facing of the Periods of the Flavians and of 
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Ill. Fig.1, Remains of the Domus Vestalium. Fig.2, The Earlier Imperial Atrium... .. . 12 
IV. Fig. 1, Foundation of the Walls of the Imperial Atrium of the First Period. Fig. 2, The 
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\. Fig.1, The Rooms for the Use of the Cult. Fig.2, The North Side of the Atrium... . . 24 
VI. Fig. 1, The Rooms on the South, built by Hadrian. Fig.2, Walls of the Third and Fourth 
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Wilteeie.t,) ne benusa Pig..2, the Shrineof the Penates ... 29. 2 06 5 ws ew oes ew 37 
VIII. Fig. 1, The Street onthe North of the Atrium. Fig.2, Remains of the Upper Stories . . . . 40 
IX. Fig. 1, The Street East of the Atrium. Fig.2, The So-called Ovens. .......4... 44 
X. Fig. 1, Arches on the Nova Via of the Time of Septimius Severus. Fig. 2, Stairs of a Late 
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Plans A to F. Showing walls of various periods. 
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