Blue Knob State Park was created in 1945.

The Blue Knob Auto is a used car dealership serving the state of Pennsylvania, USA. It is located in Duncansville. They offer all inspections and services of radiator, AC or for the entire vehicle.

illumination intensity knob is a knob that changes the view source.

Turn that knob to activate the pressure.

The knob on the door was stuck solid.

Because the knob is originally threaded, like a screw, which is how you attach the knob to the lamp. It is threaded clockwise, so that as you turn the knob in that direction, you don't unscrew the knob. On some lamps, turning it the other way removes the knob.