hilary Hugh de Ver earl of Oxford plaintiff Roger le Bigot earl of Norfolk defendant customs and services which plaintiff exacted from the free tenement of the defendant in Colne and Dovercourt viz the service of five knights fees which customs and services the defendant did acknowledge defendant grants that he will do the services of two knights fees plaintiff quitclaimed to defendant all the other services etc which he exacted moreover he granted that he would do the service of one knights fee for the tenement which he holds of the defendant in Hengham Sibill