YesterdaysClues.com

Although logos should typically be as versatile as possible by shying away from a dependence on multiple colors, gradients and intricate details, those which exist solely in the digital realm tend to be afforded greater leniency. The mark of blog, YesterdaysClues.com is a case in point, whose photo realism and vintage style vividly compliments its content which showcases and examines photos, postcards, books, magazines and advertising from the late 19th and early 20th centuries for fascinating clues to unlock the past. [Also see, alternate versions.]

Credit: Elevation 7