Part 1: Letters to Eric Walter Maudsley, 1932–41
Part 2: Letters to Lawrence Wolstenholme, 1941–2
Part 3: Letters to Maudsley and Wolstenholme, 1942–3
Part 4: Letters to Family and Friends, 1942–54
Part 5: Pictorial Guides, Book One: Letters, 1955
Part 7: Pictorial Guides Letters, 1960–6
Part 8: The Pennine Way, 1965–8
Part 9: Letters to Molly, 1964–6
Part 10: Letters to Betty, 1965
Part 11: Letters to Betty, 1966
Part 12: Letters to Betty, 1967
Part 14: Letters to Molly, 1968–70
Part 16: Letters to Richard Adams and Others, 1976–9
Part 17: Letters to Margaret Ainley, 1971–80
Part 18: Letters to Chris Jesty, 1973–80
Part 19: Letters to Ron Scholes, 1979–84
Part 21: Letters to Regular Correspondents, 1980–8
Part 22: Readers’ Letters, 1979–88
Part 23: Tax Dramas and Official Business, 1988–90
Part 24: Last Letters to Old Friends and Old Correspondents, 1985–90