No.   Description B & W Sepia Blue Green Color
271     ---UNKNOWN---        
272     The Library of Congress, Washington, D.C.        
273     ---UNKNOWN---          
274     (Known to Exist)          
275     (Known to Exist)          
276     The Carnegie Institute of Washington        
277     Memorial Continental Hall, Washington, D.C. erected by the National Society of the Daughters of the American Revolution        
278     ---UNKNOWN---          
279     The White House, Washington, D.C.        
280     The White House and Grounds, Washington, D.C.