The chemical composition of the active principle of the thyroid gland has finally been completely established by Dr. C.R. Harrington and Prof. George Barger of University College, London.
These workers, who have received widespread recognition for their successful attempt to manufacture the hormone in the laboratory about a year ago, have definitely ascertained the position of the iodine atoms in the complex thyroxin molecule.
An architect’s drawing, believed to be by far the oldest in the world, discovered in Mesopotamia, is described by Dr. J. Stur, a Viennese engineer. This 4000-year-old equivalent of a blueprint was in a fragmentary condition, but three of the pieces fit accurately together, showing part of the ground plan of what must have been a very large house.
The walls and doorways for 17 rooms are indicated by accurately and cleanly drawn lines, and cuneiform notes give the dimensions. The largest room was 40 by 46 feet, and the scale of the drawing was 1 to 360.
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| The beaches of the southern continent sometimes are literally covered with these curious birds, the penguins, who act strangely like humans. |
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