CASEIN BUTTON (by Koban Co., Ltd.)
Making buttons from milk plastic - The Craft of Clothes
MW - Italian 2-Hole Casein Button – London, UK - MacCulloch & Wallis
Making buttons from milk plastic - The Craft of Clothes
Butterscotch Gold Vintage Casein Buttons Large Vintage Carved Edge Buttons Collectible Buttons 2 Hole Sewing DIY Buttons B568 2 Buttons - Etsy
5) VINTAGE 3/4" BLUE GREEN CASEIN PLASTIC 2-HOLE BUTTONS UNUSED (L55) | eBay
7) VINTAGE 5/8" BROWN CASEIN PLASTIC 2-HOLE BUTTONS UNUSED (L22) | eBay
Basic Italian casein buttons, lavender
Galalithe casein buttons | Galalith Casein formaldehyde butt… | Flickr
3 Vintage French Deco Casein Buttons Patterned or Pierced Top 2 Hole 7/8 Inch 22mm Red Yellow Green Jewelry Craft Sewing Collection - Etsy
Basic Italian casein buttons, lime green
Galalith - Wikipedia
Basic Italian casein buttons, yellow
Vintage Button Guide: Ways to Identify Antique Buttons - HobbyLark
Agnes' Vintage World: Casein - An Early Plastic
Casein 1960's Style — 183 Vintage Buttons
Casein Buttons, a Set of 5, Vintage. Black With a 3 Section Linear Design, Very Neat. 2 Hole Sew-thru's. C1930's. - Etsy
Vintage Casein Buttons - 10 Aqua Color 2-hole (12 mm) Casein Buttons | eBay
Casein – The Plastics Historical Society
Basic Italian casein buttons, royal blue
Agnes' Vintage World: Casein - An Early Plastic
Strap buttons (made by Will Kimble) — Apollo Picks | Custom Made. Casein and PEEK.
Classy Casein — 183 Vintage Buttons
6 Buttons, Vintage Buttons, Simple Buttons, Casein Plastic Buttons, Blue Green Button Flowers-select Size - Etsy
BG110525 Casein Button 2 hole | Trendy Trims
