This site could reasonably be subtitled Two Women Curious About What Flemish Women Put On Their Heads, as that seems to be one of our primary preoccupations. Unsurprisingly we have a number of papers and tutorials on Low Countries hats, veils, caps and other headwear as worn in the long 16th century.
Margaret has spent a lot of time theorising about and constructing items in this category. Here’s a round-up of her content:
Her tutorial series: Recreating “Flemish” Caps and Veils
A class on all the layers that go into starched caps and veils from the Netherlands in the late 1500s. Includes some of Margaret’s patterns.