Analysis of information sources in references of the Wikipedia article "Mill Hill Chapel" in English language version.
A list of Call Lane trustees can be found in the papers of William Lupton and Co at Brotherton Library, University of Leeds....even maintained a private Unitarian chaplain
Potter Newton - Potternewton Preaching Room (Independent or Congregational) Erected – Altered into a Preaching Room 1847
...penetrate county society
A list of Call Lane trustees can be found in the papers of William Lupton [1777–1828] and Co at Brotherton Library, University of Leeds....
Darntons, Luptons,...none of them were considered to be ...substantial enough to be elected trustees [of the Mill Hill Chapel] before the 1790s...