Derek Ogden Collection
Derek Stidder Collection
Geoff Holman Collection
Brian Eighteen Mill Collection
Ken Preece Collection
Heage Windmill Society photographic archive
Cornwell Family Collection
Robert Morton Collection
Niall Roberts Collection
H E S Simmons Collection
James Venn Collection
Whitley Bridge Mill Collection
Union Windmill Cranbrook Collection
Michael Dufau Collection
Stephen Buckland Collection
Deeds of New Mill, Lydd
J Kenneth Major Foundation Collection
Friends of Upminster Windmill Archive
Over Family Collection
Gelder and Kitchen Mill Files