My copy arrived in California today, and it's such a treasure. Thank you, Steve and all.
This is Volume 7 of The Marrow Bones series of English Folk Songs. I count six on my shelf. Which one am I missing?

• A Yorkshire Songster [folk songs collected in Yorkshire since the Second World War] (Gardham, 2025)
• A Secret Stream (Vol 1) [Folk Songs collected from English Gypsies] (Gardham & Dow, 2021)
• A Secret Stream (Vol. 2) [Folk Songs collected from the Gypsy and Travelling community] (Gardham & Dow, 2023)
• Southern Songster [English Folk Songs from the Hammond and Gardiner Manuscripts] (Gardham, 2020)
• Southern Harvest (The Constant Lovers & The Foggy Dew) [English Folk Songs from the Hammond and Gardiner Manuscripts] (Gardham/Purslow, 2017)
• The Wanton Seed [English Folk Songs from the Hammond and Gardiner Manuscripts] (Douglas/Gardham/Purslow, 2017)

https://francisboutle.co.uk/books/the-arts/traditional-music/