Read it through once

One of the letters was directed to Samuel F. Billington, No. 7, The Crescent, Whitby, another to Herr Leutner, Varna; the third was to Coutts & Co., London, and the fourth to Herren Klopstock & Billreuth, bankers, Buda-Pesth. The second and fourth were unsealed. I was just about to look at them when I saw the door-handle move. I sank back in my seat, having just had time to replace the letters as they had been and to resume my book before the Count, holding still another letter in his hand, entered the room. He took up the letters on the table and stamped them carefully, and then turning to me, said:--