BARCELONA CENTRE OF HEAVIEST FIGHTING OF THE CIVIL WAR - 8,000 DEAD . These pictures , just received in London from Barcelona , centre of the heaviest fighting of the Spanish civil war . were sent by air to Marseilles and telephotoed to London . Eight thousand are reported killed in the numerous street battles and bombing raids. The Government now claims to have control in the City . PHOTO SHOWS:- Volunteers armed by the Government guarding the radio station in Barcelona. Barcelona July 23 1936