File:ButtonShell.jpg - Wikipedia
Wild Rose Vintage: Pearl Button Shells
Native Americans and Buttons--Mid-1800s
The Evolution of the Button - Learn the History of Buttons
Vintage Button Guide: Ways to Identify Antique Buttons - HobbyLark
Pearl shell button industry | Australian Button History
Artifact of the Month – September 2014 | Philadelphia Archaeological Forum
La Crosse's Fastest Button Cutter — La Crosse County Historical Society
A History of Button Manufacture, Use & Classification | Crazy Crow
Do You Know Your Button History? – The Button Box
Native Americans and Buttons--Mid-1800s
Keep Homestead Museum | A historical museum with various exhibits.
Lansing's long history with buttons
Keep Homestead Museum | A historical museum with various exhibits.
Broome – Buttons and Bombs | The Snail Trail
Button history: a visual tour of button design through the ages.
Shells tell the story of long-gone button industry - Medill Reports Chicago
Buttons - Llewellyn Jones - British Shell Collectors' Club
The History of the Button
A History of Button Manufacture, Use & Classification | Crazy Crow
Wild Rose Vintage: Pearl Button Shells
Button, Button, Who's Got 'Em? The Button Museum, That's Who! | modafabrics.com
Keep Homestead Museum | A historical museum with various exhibits.
