WASHINGTON, D.C.- The National Gallery of Art has put out a call for works on paper by Mark Rothko to include in the new catalogue raisonné of 2,000 drawings, watercolors and paintings on paper, Mark Rothko: The Works on Paper. The catalogue is being written by National Gallery of Art curator Ruth E. Fine and is due to be published in 2007. Those with info on Rothko works on paper should contact Laili Nasr at l-nars@nga.gov.