| Letters to members of the assembly, 2/2/1648 (5:337), 131 | | |
| Letters to members of the assembly, 5/1/1648 (5:341), 135 | | |
| Letter to the Church of Scotland, 6/7/1648 (5:342-343), 136 | | |
| Letter to the House of Lords in commendation of William Launce, 6/9/1648 (5:344), 137 | | |
| Letter to Dr Drake, 8/7/1648 (5:345), 138 | | |
| Letter to Exeter about Mr Birch, 7/20/1649 (5:345), 139 | | |
| Letter appointing a time for Samuel Muston’s ordination, 8/24/1649 (5:346), 140 | | |
| Letter to Edward Bowles and the ministers of York, 5/9/1650 (5:346), 141 | | |
| Letter to the Classis of Utrecht, 5/6/1647 (5:329), 123 | | |
| Letter to ministers who subscribed the testimonial for Mr Hunchset, 9/23/1647 (5:332), 126 | | |
| Draft letter to the Church of Scotland, 11/9/1647 (5:334-335), 128 | | |
| Letter to assembly members, 5/1/1646 (5:304), 106 | | |
| Letter to a committee of the House of Commons with a further enumeration of scandalous sins, 5/22/1646 (5:304), 107 | | |
| Letter to the House of Commons regarding proof texts of scripture, 10/13/1646 (5:310-311), 113 | | |
| Letter about Andrew Rivet, 12/5/1645 (5:262), 97 | | |
| Letter to the people, clergy, or representatives of St Peter Port, Guernsey, 12/24/1645 (5:297), 100 | | |
| Letter to the Church of Scotland, 1/15/1646 (5:297), 101 | | |
| Letter to the Church of Scotland, 7/17/1645 (5:223), 79 | | |
| Letter to Mr Herring’s parish, 10/9/1645 (5:250), 90 | | |
| Letter to the Church of Scotland, 5/5/1645 (5:192), 69 | | |
