Aberystwyth, National Library of Wales, MS 20143A

Location	Aberystwyth, National Library of Wales
Shelfmark	20143A
	Provenance:
Date	second half of the 14th century[1]
Origin	south Wales[1]
Scribes	Scribes A and B
Later history	Lost between c. 1860 and 1969[1]
	Codicological description:
Collation	13 quires: 1 (ff. 1-8), 2 (ff. 9, 11-19), 3 (ff. 20-29), 4 (ff. 30–37), 5 (ff. 38–43). The following 8 quires (6-13) are 8 folios each.
Condition	some wear, many wrinkles[1]
	Palaeographical description:
Illumination	red or blue-green drawings in lower margins, including symbols of the four Evangelists, a number of different animals, dragons, peacocks and fish[1]
	Contents:
Description	Welsh lawbook, siglum Y of the Cyfnerth redaction.
Exemplars	unknown exemplar