Rum Tum Tugger Rum Tum Tugger Rum Tum Tugger is one of the many feline characters in the poetry book "Old Possum's Book of Practical Cats" by T. S. Eliot, published in 1939, and in the musical "Cats", which premiered in 1981 and is based on Eliot's book. Eliot draws attention to the similarities between feline and human personality traits. Rum Tum Tugger is portrayed as the rebel cat who cannot help but be difficult. He is never satisfied with what you give him; He is notoriously hard to please and sets himself apart from others by trying to be different. He always
What Engineers Know and How They Know It What Engineers Know and How They Know It What Engineers Know and How they Know It: Analytical Studies from Aeronautical History (The Johns Hopkins University Press, 1990) () is a historical reflection on engineering practice in US aeronautics from 1908 to 1953 written by an accomplished practitioner and instructor. This period represents the dawn of aviation which was fraught with uncertainties and numerous paths to many possible worlds. The book captures two main conclusions from this period. The first order conclusion of this book is about "what engineers know." Five case studies from the history of aeronautical engineering are used