Eighty-four sights, 170 photos, 91 sources painstakingly organized in the back by chapter, and a 402-item index covering 169 pages of text and photos come together in a new book: Secret North Shore-Chicago: A Guide to the Weird, Wonderful, and Obscure by Ellen Shubart. It’s comprehensive, detailed, backpack portable and you’ll find, if you dip into it, entertaining.