Short History of the United Free Church 
Covers the Church of Scotland, the secession, the disruption, the unification and the 1929-events.
http://www.ufcos.org.uk/hista.htmFree Church of Scotland 
Short introduction and history of the United Free Church. Briefly covers the secession, notes the events leading up to the disruption and deals with the events during the unification.
http://www.newadvent.org/cathen/06257b.htm
Hill and Adamson 
Photograph of portrait of those present at the disruption.
http://special.lib.gla.ac.uk/hillandadamson/dis.html
Disruption and Union 
Briefly covers aspects of the disruption and the 1875 unification.
http://www.utoronto.ca/knox/macdonald/roots%20-%20section%205%20-%20text.pdf
Andrew Gray's biography 
Disruption page from the biography.
http://www.newble.co.uk/grayperth/disruption.html
Hill's Disruption Painting 
A zoomable version of Hill's famous painting.
http://www.edinphoto.org.uk/pp_d/pp_hill_paintings_in_oil_%20disruption.htm
Divisions of the Scottish Church 
Brief history with diagram of church divisions.
http://website.lineone.net/~davghalgh/churchintroduction.html
Annals of the Disruption 
Excerpts from Rev Thomas Brown's "Annals of the Disruption".
http://web.ukonline.co.uk/d.haslam/mccheyne/annals.htm
Free Church History, Glen Urquhart 
A look at the disruption and union from the viewpoint of the Glen. Contains photographs.
http://www.angelfire.com/ak2/akeddy/fcos.html