Key Contemporary Buildings: Plans, Sections and Elevations by Rob Gregory, published by W. W. Norton , 2008. Paperback, 240 pages. ( Amazon ) This third volume of the Plans, Sections and Elevations series follows Richard Weston's Key Buildings of the Twentieth Century and Colin Davies' Key Houses of the Twentieth Century . Gregory's contribution looks at buildings built primarily in the first six years of this still nascent century. His selection is not as predetermined as the first two, given their focus and hindsight, and given the wide range of designs that fall under the monicker contemporary, but Gregory does a fine job of choosing buildings that whose analysis via plan, section and elevation is rewarding. The book arranges the 95 projects in eight sections, based on plan (centralized, linear) or context (cityscape, infill). These categories, like any, somewhat arbitrarily segregate buildings that otherwise share certain characteristics, but this allows com...