#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, classrooms all across the world hummed the sweet tune of near frictionless metal on metal rotation.

#172, Fad

Not too long ago, our classroom hummed the sweet tune of near frictionless metal on metal rotation.