The principle of relativity with applications to physical science /

Mode of access: Internet.

Royalty payments : hearings before the Committee on Patents, House of Representatives, seventy-seventh Congress, first session, on H.J. Res. 32, H.J. Res. 73 and H.J. Res. 123, joint resolutions to define the principle of international reciprocity in the protection of American patents, trade-marks, secret formulas and processes, and copyrights by providing a method for assuring the payments of amounts due to persons in the United States from users thereof in countries restricting international payments from their territories /

"317522."

Prejudice and the press; a restatement of the principle of freedom of the press with specific reference to the Hutchins-Luce Commission.

Mode of access: Internet.

Variational analysis of ablation for variable properties

"Work was performed as part of a Cornell Aeronautical Laboratory Internal Research Project."

A description of Ithiel Town's improvement in the principle, construction, and practical execution of bridges, for roads, railroads, and aqueducts ... also critical remarks ... with practical and scientific remarks and observations.

Binder's title: Improvement in bridges.

Investigation of un-American propaganda activities in the United States : Hearings before a Special Committee on Un-American Activities, House of Representatives, Seventy-fifth Congress, third session-Seventy-eighth Congress, second session, on H. Res. 282, to investigate (1) the extent, character, and objects of un-American propaganda activities in the United States, (2) the diffusion within the United States of subversive and un-American propaganda that is instigated from foreign countries or of a domestic origin and attacks the principle of the form of government as guaranteed by our Constitution, and (3) all other questions in relation thereto that would aid Congress in any necessary remedial legislation.

Martin Dies, chairman.