Jonathan Batkin is the Director of the Wheelwright Museum of Indian Art in Santa Fe, NM. He has written a book that explores the role of traders and curio dealers in the growth and development of Native American silversmithing. The book, published by the Wheelwright, is titled The Native American Curio Trade in New Mexico.
An enlightening review of the book has been published by the Santa Fe New Mexican's Pasatiempo Section. It may be accessed at this link: http://www.SantaFeNewMexican.com/Pasatiempo/Curios-didn-t-kill-this-cat
Those interested in, or collectors of, Native American silver jewelry will find the review interesting.
You may also find a visit to Native-JewelryLink worthwhile. This site has a wide selection of Native American contemporary silver jewelry for sale.