Holmes lit his cigar and leaned back in his chair.
"Let us hear about it," said he.
"I've got my facts pretty clear," said Stanley Hopkins. "All I want now is to know what they all mean. The story, so far as I can make it out, is like this. Some years ago this country house, Yoxley Old Place, was taken by an elderly man, who gave the name of Professor Coram. He was an invalid, keeping his bed half the time, and the other half hobbling round the house with a stick or being pushed about the grounds by the gardener in a Bath chair. He was well liked by the few neighbours who called upon him, and he has the reputation down there of being a very learned man. His household used to consist of an elderly housekeeper, Mrs. Marker, and of a maid, Susan Tarlton.