From: Laboratory Manual of the Technic of Basal Metabolic Rate Determinations, Walter Meredith Boothby, Irene Sandiford, published 1920 W.B. Saunders. Page 46
From: Laboratory Manual of the Technic of Basal Metabolic Rate Determinations, Walter Meredith Boothby, Irene Sandiford, published 1920 W.B. Saunders. Page 45
From: Laboratory Manual of the Technic of Basal Metabolic Rate Determinations, Walter Meredith Boothby, Irene Sandiford, published 1920 W.B. Saunders. Page 44
From: Laboratory Manual of the Technic of Basal Metabolic Rate Determinations, Walter Meredith Boothby, Irene Sandiford, published 1920 W.B. Saunders. Page 43
From: Laboratory Manual of the Technic of Basal Metabolic Rate Determinations, Walter Meredith Boothby, Irene Sandiford, published 1920 W.B. Saunders. Page 40
From: Laboratory Manual of the Technic of Basal Metabolic Rate Determinations, Walter Meredith Boothby, Irene Sandiford, published 1920 W.B. Saunders. Page 36
System construction attributed to H.N. Elmer, 1135 Monadnock Building, Chicago, Ill.