More about feathers...

Abstract: 

If you were as amazed as me while in front of Borromeo's mitra, here you will find some info about techniques, materials, and deying processes of "arte plumario:"

http://museotextildeoaxaca.org.mx/hilarelviento/

This is the web page of "Hilar el viento," a show at the Museo Textil de Oaxaca (México). 

The pieces are quite different in technique, but are as mesmerizing as the mitra. There is also a a selection of 21st century works on "arte plumario" that is worth seeing.