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the main coil, the coil under the corridor floor was put in. I do not think they have put in more than one or two inside, since they were first put in perhaps three. I put some coils into the halls the winter after we put in the main heating apparatus; that was in 1860, I think. Ques. Do you mean to say you put some heating coils inside the rooms the same year. Ans. Yes sir, changed them a little, that is all. Ques. Can you give the length of heating coil put in. Ans. I think each coil under the lodge was between 30 and 40 feet in length; they went across the length of the building within a very few inches of the end. In the south side there were what we call r main strands, that makes 8 pipes; think there is one strand less on the north side. Ques. The end pieces would be in addition to that. Ans. Yes, what we term the headers. Ques. Is there under the lodges about half a mile of pipe. Ans. Very near it. There was over forty thousand lineal feet of pipe put in the first year, not including the mains. Ques. Where did the blues go. Ans. They went up