#11A, imperforate used, on lt. blue piece, with blue Petersburg, VA & 3 Cts. Circular cancelation.
1851, 3¢ Washington Issue, ebay
Printed by Toppan, Carpenter, Casilear & Co.
The USA 1851 (1851-57 Issue) stamp image copyrights: The image is in the public domain in the United States because it is a work of the United States Federal Government under the terms of Title 17, Chapter 1, and Section 105 of the US Code.