porta, a market-place in low Latin. /orfa further refers more or less
 distinctly to a place where certain dues were exacted, like the French
 octrot at the gates of Paris. The king’s officer had to account for these
 dues as the shire-reeve had to account for the royal revenue from a
 county. We find him after the Conquest sitting, no doubt with the
 king’s leave, as a judge or magistrate, and after a time he seems to
 have held in his own person various offices of authority which, by
 degrees, he delegated to others. Thus, when he had the name of mayor
 conferred on him, he appointed two sheriffs to be under him. There
 had frequently been two reeves, and sometimes even four, as in 1130.
 This was, of course, to divide the responsibility. After the first mayor
 came in there were al¬
 ways two sheriffs, but no
 more.
 
Here we must pause
 a moment. We observe
 that when the portreeve
 became mayor and had
 sheriffs under him he
 only abdicated certain
 duties but continued to
 fulfil others— I mean
 others which pertained
 to his position as reeve.
 I do not think the king
 ever claimed the appoint¬
 ment of these subordinate
 sheriffs. In a county the
 Queen appoints the high
 sheriff but "not the