Confluence with the Mersey, [246];

rise, course, and tributary streams, [246];

bridges, [252], [254]

Isle, The, [68]

Isle of Oxney, [8]

Isle of Thanet, [3], [4], [6]

Isle of Wight:

Lack of running water and woods, [22];

the Medina, [22]

Itchen, The, [12];