 <unk> within the historic county boundaries of Lancashire since the early 12th century , Oldham was recorded in 1212 as being one of five parts of the <unk> estate of <unk> , which was held on behalf of King John by Roger de <unk> and William de <unk> . The other parts of this estate were Crompton , Glodwick , <unk> , and Werneth . Oldham later formed a township within the ancient ecclesiastical parish of Prestwich @-@ cum @-@ Oldham , in the hundred of Salford . 
