Questions-
Organs in European churches before the 16th century, well before 19th- Were the English backward in this respect?

The "merry groan" in the Bodleian broadside, mentioned by Malcolm Douglas and cited again for having the 'holly bears a bark' verse, was not a misprint.- Does it not, of course, refer to the choir?

Has anyone found the ca. 1710 broadside mentioned by Sylvester? Or is the ca.1812 copy at the Bodleian the oldest ?

Sans Day Carol- How did a Cornishman pronounce 'grass'? Perhaps it rhymed with cross? The version in the Oxford Book of Carols was sung by a Mr. W. D. Watson to Rev. G. H. Doble from his hearing of a Mr. Thomas Beard. What was really sung?