The clinical use of prisms; and the decentering of lenses /

Includes index.

Development of standards and tests for acceptance of traffic signal lenses. Final report.

Federal Highway Administration, Washington, D.C.

An approximate stress energy tensor for gravitational fields /

"This work was supported in part by the National Science Foundation under grant G9503."

Analysis of deformations of viscoelastic bodies due to gravitational forces.

Mode of access: Internet.

The ability of submerged subjects to sense the gravitational vertical, a pilot study.

"Internal research no. 993-044."

Gravitational field; Apollo-Soyuz pamphlet no. 4.

Bibliography.