'We saw no one,' urged Ida.

'Can it be a thief or an intruder? Let us see,' said the Colonel; and he and Vane searched all over the place, which was brilliantly lighted with gas, but without success.

'You must be mistaken, Colonel,' said Jerry, 'as the only other door of the conservatory is locked, and on the inside.'

'Though a little short-sighted, I was not mistaken, Vane.'

'And this man——?'

'Stood close behind Mrs. Beverley's chair, within less than arm's-length of you both.'

'What was he like?' asked Vane, with genuine irritation and astonishment.

'That I can scarcely describe.'

'His face?'

'Was singularly pale, with dark eyes and a dark, heavy moustache.'