For those who experienced it, the Alaska-Yukon-Pacific Exposition was a time of wonder in a "citadel set in stars" -- a grand world's fair that transformed the summer of 1909 in Seattle into a whirl of excitement and pleasure. On what would become the University of Washington campus, for a brief moment a huge city emerged. At noon on June 1, amidst the blasting of horns and whistles, confetti filled the air and the gates were opened to a pent-up...