Hi, this is a good link to the standard legal procedure to put it in context...
http://www.ntl.com/home/contact/generic/custom er.asp. Her husband could have can applied for decree absolute six weeks and one day after the decree nisi. If the your partner failed to apply, then h could have applied for decree absolute three months later after the date that he could first have applied for it.
Divorce records for England and Wales can be obtained from
Principal Registry of the Family Division
Decree Absolute Search Section
First Avenue House
42-49 High Holborn
London
WC1B 6NP
Tel: +44 (0) 20 7947 6051
Fax: +44 (0) 20 7947 6995
Website: HM Courts Service
Postal enquiries are liable to a fee of �20.00 (plus postage) for a decree absolute in each 10 year period searched.
Hope this helps :)