Creations and Technology of the Roaring Twenties

  • Band-Aid

    Band-Aid
    Band-Aids were invented by Earle Dickson on October 10,1920. Dickson was employed by Johnson & Johnson, who later released the product. Earle Dickson originally created the Band-Aid for his wife, Josephine Dickson, who constantly cut and burned herself while cooking.
  • Self-winding Watch

    Self-winding Watch
    The first automatic, self-winding watch was created by John Harwood, who worked as a watchmaker. He is known as the pioneer of automatic watches, inspiring and changing the watch industry forever.
  • Dynamic Loudspeaker

    Dynamic Loudspeaker
    The Dynamic Loudspeaker was created by Edward W. Kellogg and Chester W. Rice. These speakers are used in radios, phonographs, public address systems, and theater sound systems.
  • PEZ Candy

    PEZ Candy
    PEZ is the brand name of Austrian candy, well known for the use of creative mechanical dispensers. The candy itself takes the shape of small, rectangular blocks. The dispenser takes many different forms, and holds 12 Pez pieces.
  • The First Aerosol Can

    The First Aerosol Can
    The first aerosol can was invented by Erik Rothheim. Typical liquids that are dispensed through these cans include insecticides, deodorants, and paint.