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| | The City of York | British History Online |
 | | Citation: 'The City of York', A History of the County of Yorkshire: the City of York (1961), p. |
 | | The liberty remained more or less stable from very early times until 1884 and included the walled city, some of the city parishes extending north and east, and the open tracts of land comprising Knavesmire and Bishop's Fields on the south and west. |
 | | In 1884 and on four subsequent occasions (1893, 1934, 1937, 1957) the city was extended to include the townships of Clifton (part), Heworth (part), Holgate and Dringhouses, part of the parish of Fulford, most of the parish of Acomb, and Acomb Moor. |
| www.british-history.ac.uk /report.asp?compid=36312 (192 words) |
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