once well enough to leave the field hospital at crefeld , he had been sent to stephan von namtzen 's hunting lodge , where he had spent the next two months slowly recuperating under the tender care of von namtzen , tom byrd , and gustav the dachshund , who came into his room each night , moaned until lifted onto the bed , and then settled down comfortingly-if heavily-on grey 's feet , lest his soul wander in the night .