New York: Hafner Publishing Company, 1951. Cloth hardcover. Octavo. xvi, 244 pages, + ads. Good in a very good dust jacket. Book would be near fine but for some occasional underlines by prior owner. Prior owner name on front free endpaper (dated 1954), Jacket has chips to a depth of 1" at head and 1/2" at heel of spine. Other minor extremity wear. Scattered light foxing.
A study of the principles of experimentation, aiming to supply the machinery for unambiguous interpretation by analyzing the structure of successful experiments. For example, a simple experiment is devised to test the veracity of a lady's assertion that she can tell, by tasting a cup of tea, whether milk or tea was first poured into the cup. Uncommon.