[101]. Horsley remarks, 'I cannot say that Hadrian’s Vallum has made the south rampart of this station at Housesteads, but I think it has passed it not much to the south, and seems to have a small turn just at the brook, in order to come near, if not up to it.' This looks as if Horsley could not altogether throw off the idea that the works exhibit unity of design. Hutton notices his inconsistency, and, quoting him, (as transferred to the pages of ‘the judicious Warburton,’) writes—‘But can a thing be brought near to what does not exist! Hadrian was dead long before the appearance of this station.’

[102]. This circumstance, together with the fact, that all the camps of the Barrier abound in stones reddened with fire, is confirmatory of the view, that the buildings supplied with hypocausts were not necessarily baths.

[103]. The site of the western gateway is marked by a figure in the background of the picture.

[104]. Pompeii.—Library of Entertaining Knowledge.

[105]. Two of this number, however, would always be on duty, to the very great comfort of the eight who remained.

[106]. The initial N, page 43, is formed of three nails from Housesteads, drawn to three-fourths of the actual size.

[107]. The most satisfactory specimen that I have seen is at Carvoran; it has apparently been rolled, when in a soft state, on a stone table, and presents, from its slightly roughened surface, the degree of opacity which plate-glass has before it is polished.

[108]. One of them is engraved, on p. [63], the inscription of the other is illegible; both are in the Museum at Newcastle.

[109]. See also the vignette, page 42. Most of these are still on the ground. They are drawn to the usual scale.

[110]. Archæologia Æliana, i. 268.