The density is measured by the read-out from a hydrometer.

It was not strictly a cave, but a narrow fissure in the rock.

[W]e probably called others bad only so far as we were wrapped in ourselves and lacking in the transmigratory forces of imagination.

The tellurian mineral from Goldfield, Nevada, described originally as goldfieldite by Ransome (1909), was proven to be tellurian tennantite by X-ray powder diffraction (Thompson 1946).