Get ministerial positions etc. from:
David Butler's "Twentieth Century British Political Facts"
- Her Majesty's Government URL: http://www.parliament.uk/directories/hciolists/hmg.cfm
Dod's Parliamentary Companion - annual
Vacher's Parliamentary Companion - quarterly

POLIS (database of written answers, speeches and other things):
http://www.polis.parliament.uk/

Weekly Information Bulletin
http://www.parliament.the-stationery-office.co.uk/pa/cm/cmwib.htm
Motion being voted on:
http://www.parliament.the-stationery-office.co.uk/pa/cm/cmagenda.htm
All info from parliament listed in one place:
http://www.parliament.the-stationery-office.co.uk/pa/cm/cmpubns.htm

Voting and question attendence
http://www.parliament.uk/commons/lib/research/rp2003/rp03-032.pdf

Internal to MPs:
Parliamentary Data and Video Network (PDVN) mentioned here:
http://www.parliament.the-stationery-office.co.uk/pa/cm200102/cmhansrd/vo020130/text/20130w11.htm

All about Hansard, and how they work:
http://www.hansard-westminster.co.uk

Parlianet commercial Hansard search
http://www.parlianet.com/guide/index.asp