about seven o'clock
She paid a very low rent , thanks to Mrs. Bubb 's good nature , but the strained relations between them made it possible that she would have to leave , and she had been thinking to-day that she could very well afford a room in a better neighbourhood ; not that , all things considered , she desired to quit this house , but Mrs. Bubb took too much upon herself . Mrs. Bubb was the widow of a police officer ; one of her children was in the Police Orphanage at Twickenham , and for the support of each of the others she received half a crown a week . This , to be sure , justified the good woman in a certain spirit of pride ; but when it came to calling names and making unpleasant insinuations -- If a young lady can not have a harmless and profitable secret , what is the use of being a young lady ? On the way to her duties at the theatre , about seven o'clock , she entered a little stationer 's shop in an obscure street , and asked with a smile whether any letter had arrived for her . Yes , there was one addressed in a careless hand to `` Miss Robinson . '' This , in another obscure street hard by she opened . On half a sheet of notepaper was printed with pen and ink the letters _ W. S. T. _ -- that was all .