Derby of San Francisco Jacket
The were sold with various colored outer shells. This one is brown with gold stitched paisley pattern lining. 2-zippered side pockets. Elastic collar, cuffs, and waist. Once very popular, now quite rare. These things are being sold as "vintage" on eBay for around $60.00.
Available for sale new here:
http://www.zootsuitstore.com/Shopping/Catalog/product_detail.asp?ProductCode=WCM7008