The disease confirmed is variola minor, a mild form of smallpox. In Witton Smallpox Hospital there are one case of variola minor confirmed by virus isolation and four cases diagnosed as variola minor on clinical grounds. Inquiries made suggest that there have been eight other presumed cases. The medical officers of health in the districts concerned—Walsall, West Bromwich, Wolverhampton and Stoke-on-Trent County Boroughs—have offered vaccination to all known contacts and have them under surveillance. Residents in the areas should act on any advice given by their doctors or medical officers of health. Those who have good reason to visit the districts concerned need not refrain from doing so.