In the lettercard, dated April 10, 1912, first-class passenger Archibald Gracie wrote of the ill-fated steamship.

Experts hailed the letter as a museum-grade artefact of extraordinary ... The note, mailed after Titanic’s brief stop in Queenstown, Ireland, was later postmarked in London on April 12.

Auctioneer Andrew Aldridge described it as an "exceptional museum grade piece ... The letter was postmarked Queenstown, Ireland, one of two stops the Titanic made before sinking.