More to explore:
Irish peasant costume of the 15th century
Arming doublet of the 15th century -- myArmoury.com
12th century irish clothing
Moy Gown | Medieval Irish Gown | 15th Century Irish Gown -- Late, but I haven't seen that way to do gores before.
Guide to William Shakespeare: 10th - 15th Century Female Costume Prototypes
13-14th century man costume 1 by ~Laerad on deviantART
Ever wanted to know how Irish people wrote before they adopted the Roman Alphabet? This is the 'Ogham Alphabet' and its how the pre-Irish used to write. This book, the "Book of Ballymote", dates to at least 1st Century BC.
Racinets Medieval costumes - French royalty - 12th thr 14th century
Anatomy of Armour: 15th Century Gothic -- myArmoury.com
Mittens from the 15th century, Museum of London
Castle Framed Purse, circa 15th or 16th century
14th century Irish king -More Traditional Irish Clothing
15th Century Clothing