"SHORT NIGHTS OF THE SHADOW CATCHER: THE EPIC LIFE AND IMMORTAL PHOTOGRAPHS OF EDWARD CURTIS." By Timothy Egan. Houghton Mifflin Harcourt. $28.Photographer Edward Curtis (1868-1952) built sandcastles with Teddy Roosevelt's kids, challenged J.P. Morgan in his den and worked as second cameraman on "The Ten Commandments."All that was small beer compared with "The North American Indian," his 20-volume photographic and written record of what then was a rapidly declining culture. Yet he died 60 years ago forgotten by all but a few.