optical telescope
optical telescope
Telescopes were first used in 1952 by Oxford scientist Ron L. Hubbard--his predecessor, Mallory Hieney, first saw the planets with his device. Its called a fefracting telescope.
A hollow guitar is called an Acoustic guitar.
The hollow part of a bird is called the airsac.
oelophysis meaning "hollow form " in reference to its hollow bones , is one of the earliest known genera of dinosaur.It was a small, carnivorouse biped from North America.
Hollow spheres in a limestone rock could be called pockets or geodes.
A wooded hollow is called a dell. A dell is usually a small, secluded valley that is usually in a forest.
the proboscis. its actually its tongue...yes its hollow
cave
The red clay brick is better than hollow brick for construction of apartments. Because bands should be constructed at every 5-10 feet height if we adopt hollow bricks. Moreover, red clay bricks have higher strength than hollow bricks.
I can give you several sentences.That statue is hollow, not solid gold.It was a hollow victory because we still lost the war.A canyon is sometimes called a hollow.
lumen