Apparatus for processing documents by moving {HEAD ~ the documents} from {TAIL ~ an input hopper} along a given path via advance means to a destination at a controlled rate, and including: 
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Apparatus for processing documents by moving { HEAD ~ the documents } from { TAIL ~ an input hopper } along a given path via advance means to a destination at a controlled rate , and including :
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH