Exhibits : The Queen's Own : Postal Reforms : The Penny Red : Obliterating Trials The Queen's Own: Stamps That Changed the World Introducing the Penny Red: Obliterating Trials Used Penny Blacks with cancels removed, 1840 6 Penny Blacks, 5 used with cancels removed, 1840 Black cancels on black test impressions, May 1840 Black cancels on deep blue test impressions, May 1840 Black cancels on orange-red test impressions, May 1840 Black cancels on reddish-brown test impressions, May 1840 Black cancels on black test impressions, June 1840 Black cancels on blue test impressions, June 1840 Obliterating trials, June 1840, attempts to remove cancels Obliterating trials, June 1840, attempts to remove cancels Trial cover using punched-hole method, 1840 Obliterating trials, June 1840, attempts to remove cancels Obliterating trials, June 1840, attempts to remove cancels Obliterating trials, June 1840, attempts to remove cancels Obliterating trials, attempts to remove cancels, various chemicals Varnish experiment, September 1840 Test of Thomas Watson's ink (overly acidic), October 21, 1840 < Preceding | Next > The Exhibition: Home Introduction Postal Reforms Treasury Competition World's First Stamps Enter the Penny Red  >Rainbow Trials  >Obliterating Trials  >1841 Penny Red  >1841 Twopenny Blue Reform Goes Global Mulready Stationery Embossed Envelopes Rarities Coronation Issue Supplemental Material: Kids Page Order Booklet Related Web Sites Sponsors & Credits

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