The West European Time reference article from the English Wikipedia on 24-Jul-2004
(provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

West European Time

Helping orphans the way you would do it
West European Time (WET) is the time zone covering parts of western and northwestern Europe, including the following countries and regions:

During winter months, WET corresponds to Universal Time (UTC); however in the summer, most (but not all) of the above places move one hour ahead to Summer Time (UTC+1). Officially the Republic of Ireland is on UTC+1, but goes to UTC in winter, and for all practical purposes uses the same time as the United Kingdom.

UTC (sometimes called Zulu time or Z time and formerly called Greenwich Mean Time also covers part of west Africa: