Who made the spiral notebook and when?

http://answers.yourdictionary.com/technology/inventions/who-invented-the-spiral-notebook.html

Note: It was not Edward Podosek.

W. Walter Grumbacher invented it, apperently

The spiral notebook was invented by a gentleman named Samuel Leeds Adams in 1878. Adams was an American inventor who came up with the idea of binding loose sheets of paper together using a spiral wire. This invention revolutionized note-taking and became popular among students, professionals, and writers. If you're looking for more information about the invention of the spiral notebook, you can search online or refer to historical archives, books, or articles that discuss the history of stationery and office supplies.