survey marker
geodetic mark

The broad arrow mark was also used on survey markers.

The location is marked by a sign and a survey marker.

The orange survey markers bobbing in the water were easy to spot.

There is a brass cap survey marker at this new location.

Later the line was marked in places by additional benchmarks and survey markers.

This is the location of a Trig point or official government survey marker.

Survey markers vary considerably from one country to another.

A survey marker indicates the location of the cape, which would otherwise be difficult to identify.

So maybe these closed wells are just survey markers."

Geodetic survey markers were often set in groups.

Over the centuries there had been several structures built around the concrete survey marker that was the absolute pinnacle.

They made their way over to the survey marker and climbed up it, just so they could say they had actually reached the top.

To the left of the survey marker, one gazes down onto massed humanity in the urban districts.

At some point in the past, a survey marker was placed at the high point of the ridge.

Sullivan erected survey markers along the line.

A survey marker embedded in the tower's roof directly above this pad defined this point.

Some sites have had important transfer technology, but if this was just a survey marker station...' She let her thought fade into tastelessness.

Excavations revealed the stones originally buried by Joseph Smith, in line with the survey markers.

The site consists of one of the few remaining triangulation survey markers that were laid down by Powell's party.

He discovered a survey marker placed by Alfred Canning who had been there some 70 years prior while building the fence.

It was exactly like the reason for human features or figures as decorative additions to the imcriptions on Space Survey marker plates.

(Some commentators noted that this confirmed the devices also served to protect survey markers from vandalism.)

Shrine, survey marker, tomb, geophysical instrument - these were perhaps the favorite suggestions, and some of the protagonists grew very heated in their defense.

The butterflies ventured forth every day for weeks, gathering sights and samples and leaving behind survey markers no bigger than grains of rice.

The site contains one of the few remaining survey markers used by the expedition of John Wesley Powell in 1872.

Survey markers, also called survey marks, and sometimes geodetic marks, are objects placed to mark key survey points on the Earth's surface.