1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 In the Main Building the flooding was spectacular but did not cause as severe damage as elsewhere. Nevertheless this indoor swimming pool in the basement illustrates how the unusual volume of water which fell during the freak storm far exceeded the ability of the drainage system to cope with it.