24-hour watch

Six nurses were brought in to mount a 24 hour watch on the girl.

Also on this 24 hour watch were two radiomen to handle communications.

A team of approximately fifty (50) park rangers and security guards keep a 24 hour watch on the rhinos, to ensure their safety.

Its patrol ships at sea and the communications center at Haulbowline maintain a 24 hour watch on all distress frequencies.

Glycine became a noteworthy watch maker in the early 1950s for the introduction of their Airman model, a 24 hour watch favored by both military and commercial pilots.

A 24 hour watch with a compass card dial can be used to determine direction when set to local noon and used in conjunction with the sun (see Direction Finding Watch).

NASA Astronauts, which would soon be traversing the space around the earth would be vulnerable to radiation storms caused by solar flares, and these telescopes were commissioned to provide a 24 hour watch on solar activity.

One of the last three remaining manned rock lighthouses in England and Wales, before automation it was staffed by a three man crew operating a 24 hour watch, serving one month on / one month off, living in rudimentary conditions in three levels below the light.