00567nam a2200133Ia 450000500170000000800410001702000150005808200120007310000110008524500570009626000470015330000130020050002200021320240906071306.0240331s9999    xx            000 0 und d  a1851528725  a658.477  aHamlyn 4aThe world's worst disasters of the twentieth century  aLondonbOctopus Publishing Group Ltdc1997  a192 p .,  aThis book vividly portrays two basic kinds of disasters. firstly, the natural catastrophes such as earthquakes, floods and hurricanes, and secondly, the horrifying disasters caused by man's interaction with nature.