One partially-filled volume, a manuscript music notebook containing a collection of Irish folk melodies and songs complied or composed by Henry Hudson. Songs are numbered 243-370, and a list of those included in the volume is inscribed on p.2 of cover and front flyleaf. Some songs annotated with date and source of discovery, or date of publication in The Citizen. Four unnumbered melodies: Chinese air, Moorish prelude, Moorish dance, and Turkish Air are entered tête-bêche at end of notebook. Songs transcribed in ink.