She carried no radio - only indispensable navigational instruments.

By the 18th century, the telescope would become the indispensable instrument for investigations of the cosmos.

Establishing a modern educational system, as an indispensable instrument of social change, was therefore a primary objective of secular nationalist during this period.

Labs., and who seemed so good a fellow, would, I should think, give the best list of the most indispensable instruments.

LIFE+ is an indispensable financial instrument for all our environmental policies.

Sanctions are an indispensable instrument of EU foreign policy.

Emerging technologies represent therefore an extraordinary opportunity on which all industrialised economies will root their competitiveness, an indispensable instrument for future growth.

In conclusion, I would say that we need an indispensable instrument to record violations and to increase the respect of the rules now in force.

Class is an indispensable instrument in analysing capitalism, but it contains no ready-made plan for its overcoming.

By the mid-1980s, the flexible fiberoptic bronchoscope had become an indispensable instrument within the pulmonology and anesthesia communities.