00438nam a22001457i 4500001001000000005001700010008004100027082001800068100003600086245004900122260005000171300001700221650003600238020001800274SXC01986920260819093655.0260101s1981    ii            000 0 eng d  a551 DEC-V222  aDecker, Robert; Decker, Barbara10aVolcanoes /cDecker, Robert; Decker, Barbara  abW H Freeman & Company, San Francisco,c1981  ap. ;c22 cm. 0aGeology, meteorology, hydrology  a9780713106329