Thomas Edison signs over factory where he made his first electric lamp to Henry Ford for the Ford Museum in Detroit

Title card: "Ford Gets Home of Electric Lights - Mazdabrook, N.J. - Old Edison Factory Goes to New Museum in Detroit" / MS crowd mingles outside Thomas Edison's Menlo Park Glass House, small old factory where Thomas Edison made his first electric lamp / tilt down during dedication man speaks to and hands key to Henry Ford seated at table next to old factory, Thomas Edison sits next to Ford / Ford hands key to Edison / title card: "The World's Most Expensive Hired Help" / CU Ford and Edison, both in straw hats, stand next to building, other people around them, someone hands Ford a pen, he signs something / MS Ford and Edison hold big pad or board between them, crowd and photographers surround them, many people offer pens