that's when the original leasee edward shaw moved out of the building. he had gotten to be rather elderly, and he went -- left this building and moved in some smaller space. i'm not sure where yet. he's one of the very intriguing personalities that we're researching right now to find out exactly what his role was. his relationship with clara barton. so he did move out in 1911. as far as we know, no one ever occupied the space after that. >> my named is richard lyons, i work for the general service administration as a carpenter, and in 1996 they sent us out to the buildings that we acquired from the pennsylvania avenue development corporation to clean them up, make sure nobody was living in them. it was the day before thanksgiving in '96. me and a co-worker came here. we started in the basement. first floor, and then the second floor, by that time he wanted to go back to the shop. it was about 10:30. he went back to the shop, and i was going to stay because i didn't want to come back here on a monday, so -- so strangely as it happened i made my way up the