External data for United Kingdom

Parties in Castles and Mair (1984)

ID Name English name ParlGov parties
1601 LAB Labour Party Lab
1602 PC Plaid Cymru Plaid
1603 SNP Scottish National Party SNP
1604 SDP Social Democratic Party SDP
1605 Lib Liberal Party Lib
1606 Con Conservative Party ConCNL
1607 UU Ulster Unionists UUP

Reference

Castles, Francis G. and Peter Mair. 1984. “Left-right political scales: Some ‘expert’ judgements.” European Journal of Political Research 12(1):73–88.