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and considered by all authorities at home as what should be adopted. They are looked upon as "authoritative," and are based on an experience "second to none."
405.—Mr. CHADWICK is a high authority on sanitary engineering is he not?
A.-Mr. CHADWICK is supposed to be an authority but he is not to be compared with Sir ROBERT RAWLINSON or any of the Local Government Inspectors because he has not had their extensive and varied experience.
By Dr Cantlie.
406. Which do you refer to Mr. CHADWICK Senior or Mr. CHADWICK Junior?
A. The one who was out here, the Junior.
By Dr. Yarr.
407.-Would coating the granite with cement be an improvement?
A. Yes, undoubtedly. It would remove the objection I have pointed out. would remove the roughness of the granite.
408.—But the objection to the shape would remain?
A.-Well, I should say the shape is the best you could adopt.
By Dr. Cantlie.
409.-It comes nearest the egg-shape?
A. Yes.
410.-Is there a joint in the centre?
It
A. Yes, but Mr. PRICE adopted some years ago a system of having the invert in one stone so as to do away with this joint in the centre.
By Dr. Yarr.
411. And what about concrete?
A. The concrete is only put in to form a good foundation.
412. Dr. CANTLIE drew a diagram and asked the witness, having regard to the lines there laid down, to give his opinion as to proper position of the ventilator.
A.-The witness explained his opinion by means of the diagram and said—You ought to have intermediate ventilators. As you go down a street you may sec on one side a gully trapped and on the opposite side one with a flap; the trapped gully only increases the smell emanating from the nearest one with a flap.
413. And you could not make it airtight?
A.—No, it is only a piece of loose iron and in some cases the hinge is quite rusty, and the flap becomes fixed.
EVIDENCE OF MR. J. D. HUMPHREYS.
414. Had you fever in 1887?
By the Chairman.
A.—I cannot say I ever had fever. I felt a little seedy. My temperature has been a little higher than usual. I have only tested it two or three times or perhaps