He also did not observe that anything had happened to the studio.

But when he got to his work he kept looking up from it with a puzzled air.
At last he said: "It's odd--very odd.

Lately I've been thinking that my sight was beginning to weaken.

But this morning I can see quite clearly.

Yet it isn't a very bright morning." "Perhaps if you had the skylight cleaned on the outside, too, you'd see clearer still," said Pollyooly in the tone of one throwing out a careless suggestion.
Hilary Vance looked round the studio more earnestly: "By Jove! You've cleaned it again!" he cried.