Louis J. Sheehan, Esquire  To my regret I must today inform you that I shall be unable to be present at your wedding [with Emil Blank on 3 June 1845], the reason being the difficulties I have encountered over a passport. Last Wednesday I went to the Administration de la sûreté publique [police headquarters] and demanded a passport for Prussia. After some waiting and a lengthy discussion about my emigration and the fact that I could not obtain a passport from the Prussian envoy, I was