about one
o'clock
Remember , he carried those postage stamps away up the river , and used a rowboat to do it . Maybe he rowed off with our foot coverings . '' `` He does n't act as if he was tired -- and he would be tired if he went very far with the shoes . Why , we did n't get to sleep until about one o'clock or half-past . '' `` I know that . It certainly is a mystery . '' With several of the boys appearing at breakfast wearing slippers the secret of what had happened could not very well be kept , and it soon was whispered around that NOS. 11 and 12 had been cleaned out of shoes , boots , and slippers during the night , and that Shadow was suspected of having walked again in his sleep .