Macavity Macavity Macavity is a fictional character who is described in a poem in "Old Possum's Book of Practical Cats", by T. S. Eliot. He also appears in "Cats", the Andrew Lloyd Webber musical. The name "Macavity" is a pun by T. S. Eliot, on the names of several characters from other works of literature : "Macheath," a supervillain who appears both in John Gay's "The Beggar's Opera", its sequel "Polly" and roughly 200 years later as Mack the Knife in "The Threepenny Opera" written by Bertolt Brecht and Kurt Weill in 1928, "macuahuitl", the Aztec obsidian sword, and "Moriarty", the
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