twelve o'clock
She came on Wednesday , I believe . '' Then , feeling slightly ashamed of using the innocent Miss Bibi as a bait to catch his sister , he wrote the advertisement for Anna , and put both letters in the post-bag . The effect of his postscript was precisely the one he had expected . Trudi was drinking her morning coffee in her bedroom at twelve o'clock , when the letter came . Her hair was being done by a _ Friseur _ , an artist in hairdressing , who rode about Hanover every day on a bicycle , his pockets bulging out with curling-tongs , and for three marks decorated the heads of Trudi and her friends with innumerable waves . Trudi was devoted to him , with the devotion naturally felt for the person on whom one 's beauty depends , for he was a true artist , and really did work amazing transformations . `` What !