"Civil Registration Index of England and Wales: 1837 - 1983", database, Ancestry.com, (http://www.ancestry.com/), Death, Geoffrey Denis Lock, registered April 1984, Bath, Avon, England, volume 22, page 97, original record held by Office of National Statistics (ONS), General Register Office (GRO), UK.

• Title	"Civil Registration Index of England and Wales: 1837 - 1983", database, Ancestry.com, (http://www.ancestry.com/), Death, Geoffrey Denis Lock, registered April 1984, Bath, Avon, England, volume 22, page 97, original record held by Office of National Statistics (ONS), General Register Office (GRO), UK.
  Repository	Ancestry.com
  Source ID	S146
  Linked to Individuals: 1	Maj Geoffrey Denis LOCK