Drawing: plan and details of stone drain elements; labels: [margin left: 230], [margin left: MADE IN U. S. A.], [margin left: KEUFFEL & ESSER CO., N. Y. / Millimeters], centre [drain] 210. South from tyles, Plan of centre drain 1/10, 210, 230
65 figures hard to readstruck struck outadded written in above”jug ditto, and what it repeatsword reading not certain
