Checking the tune , the Somerset accent and the words, I reckon it might be George Wyatt. Cecil Sharp was very fond of George and Lydia Wyatt, and visited them several times.
The tune fits, with the extended bars at the end of the first line.
I'm about 75% sure. What do you think?


http://www.vwml.org/search/search-full-english?qtext=rambling%20sailor%20George%20Wyatt&ts=1448199737116&collectionfilter=HHA;SB


http://sounds.bl.uk/World-and-traditional-music/Ethnographic-wax-cylinders/025M-C0037X1630XX-0100V0