«Yes. Think of the open book in your mind's eye. What is opposite to it?»

This demanded some mental concentration.

«Something round — coloured — oh, yes — it's a hand.»

«Yes. You went on from the muscles of the hand and arm to leg–  and foot-muscles?»

«Yes; that's right. I've got a set of drawings of arms.»

«Yes. Did you make those on the Thursday?»

«No; I'm never in the dissecting-room on Thursday.»

«On Wednesday, perhaps?»

«Yes; I must have made them on Wednesday. Yes; I did. I went in there after we'd seen those tetanus patients in the morning. I did them on Wednesday afternoon. I know I went back because I wanted to finish 'em. I worked rather hard — for me. That's why I remember.»

«Yes; you went back to finish them. When had you begun them, then?»