Cats (1998 film) back away and glare at her with resentment. The cats sing of her saddened, unfortunate state ("Grizabella: The Glamour Cat"), with Demeter elaborating. Grizabella leaves and the music becomes upbeat. Bustopher Jones, a fat cat in "a coat of fastidious black", appears ("Bustopher Jones: The Cat About Town"). Bustopher Jones is among the elite of the cats, belonging to many clubs. There is a loud crash, and Macavity, the most wanted criminal cat, is thought to have appeared, and all the cats flee the yard. However, two black and orange Toyger cats sneak out. They are Mungojerrie and Rumpleteazer, two
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