61.   Novartis is to begin operations in June, at the earliest, after which it will spin off the chemical units of Ciba and Sandoz.

62.   Officials agreed to the joint operation and maintenance of the Nuevo Laredo international wastewater treatment plant that has begun operation.

63.   One difficulty, federal officials said, is that the scuba divers could only operate underwater for about five minutes until the Navy salvage ship Grasp began operations Tuesday.

64.   Oxygen has struggled to emerge from clouds of doubts about its prospects since it began operations with enormous fanfare last February.

65.   Ozernoy said new instruments that will begin operation in a few years could settle the question once and for all.

66.   Other rides broke down as soon as they began operation.

67.   PHS began limited operations in Japan in July.

68.   Phillips said it will open an office in South Africa later this year and plans to begin seismic operations there in November.

69.   Primex is expected to begin operations a year from now, at roughly the same time stocks begin being priced in decimals rather than fractions.

70.   Renamed the Open Media Research Institute, it will begin operations in Prague in October.