Sentence:  When writing he had a copyin machine: while he was a-writin he wouldn't suffer nobody to come in his room: had a <WSD>dumb-waiter</WSD>: when he wanted anything he had nothin to do but turn a crank and the <WSD>dumb-waiter</WSD> would bring him water or fruit on a plate or anything he wanted. 
Meaning of the word marked with <WSD> tags:  A small elevator used to move food etc. from one floor of a building to another.