Richard Tuttle
Happy Birthday, Herb #20, 1997
Graphite and colored pencil on paper mounted on grey paper
The Dorothy and Herbert Vogel Collection: Fifty Works for Fifty States, a joint initiative of the Trustees of the Dorothy and Herbert Vogel Collection and the National Gallery of Art, with generous support of the National Endowment for the Arts and the Institute of Museum and Library Services, 2008

Image description: Happy Birthday, Herb #20 by Richard Tuttle
A line vertically bisects a white canvas down the middle. In the center is a thin rectangle shaded in red and framed with parallel lines of red scribble.