about ten o'clock
`` And now permit me to put a question to you , Mr. Psyekoff . Of course you were here last Saturday evening ? '' `` Yes ! I had supper with Marcus Ivanovitch about ten o'clock . '' `` And afterwards ? '' `` Afterwards -- afterwards -- Really , I do not remember , '' stammered Psyekoff . `` I had a good deal to drink at supper .