Beginner's Helper for Roller Skating
2007
steel and wood
4' x 2' - 6" x 2'
The Boy Mechanic, book 2, page 120. Submitted by J.H. Harris, Berkeley, CA, in 1915. The Beginner's Helper is designed to enable a user to teach him or herself how to roller skate safely and without the assistance of another person, a device for self-reliance.