The collection is composed of 9 letters, being:
- 1 x ms letter - 2 December 1844 - to 'Dear fallen Brothers', from Ralph Wardlaw - also noted as 'Dr. W. to John Lucy '
- 1 x ms letter - 23 June 1847 - to 'Beloved Brethren', from Ralph Wardlaw
- 1 x ms letter - 17 March 1848 - to 'My Dear Brother', from Ralph Wardlaw - with envelope noted 'Thomas Cochran / Blank envelope re- / turning letters of Dr. W'
- 1 x ms letter - 25 January 1849 - to 'My Dear Sir', from Thos. Cochran - with envelope
- 1 x ms letter - 26 January 1849 - to 'My Dear Friend', from Ralph Wardlaw - addressed to 'William P. Paton Esq.'
- 1 x ms letter - 21 May 1850 - to 'Very dear Brethren', from Ralph Wardlaw
- 1 x ms letter - 21 May 1850 - to 'My Dear Brother', from R.W. - addressed to 'Dr. George Miller'
- 1 x ms letter - 15 October 1850 - to 'Dearly beloved Brethren', from Ralph Wardlaw
- 1 x ms letter - undated - to 'My Dear Friend', from Ralph Wardlaw
and printed matter, being:
- 1 x lithographic facsimile of the 'London Letter', 30 March 1850
- 1 x copy reprint (1870) of the Constitution of the Congregational Church, Elgin Place, Glasgow, 15 January 1858
- 1 x copy of Elgin Place Congregational Chruch Triple Jubilee Commemoration Brochure, 1803-1953
There are transcriptions of the letters.