This dataset is a .csv (comma separated value) file containing metadata from the British Library's catalogue of pre-twentieth century manuscript music, published by Augustus Hughes-Hughes between 1906 and 1909.
This catalogue is available online at archive.org via the following URLs:
https://archive.org/details/catalogueofmanus01brit
https://archive.org/details/catalogueofmanus02brit
https://archive.org/details/catalogueofmanus03brit
