Bioassay of soil containing residues of chlorinated hydrocarbon insecticides : with special reference to control of Japanese beetle grubs /

Literature cited: p. 38-44.

Russian dandelion (kok-saghyz) : an emergency source of natural rubber /

Bibliographies: p. 184-212.

Patents for Inventions. Abridgments [of] Specifications Relating to the Preparation of India-Rubber and Gutta Percha

Mode of access: Internet.

Effect of tire wear on skid resistance /

Mode of access: Internet.

Rubber-content of North American plants,

"Literature cited": p. 65.

The apprentice farmer,

Mode of access: Internet.

Phenomenological research on failure mechanisms of cord reinforced rubber systems. Phase I. Interim report.

National Highway Safety Bureau, Washington, D.C.

Feasibility study of trailer techniques for tire traction. Volume 2. Technical. Final report.

National Highway Traffic Safety Administration, Washington, D.C.

Feasibility study of trailer techniques for tire traction. Volume 1. Summary. Final report.

National Highway Traffic Safety Administration, Washington, D.C.

Handbook of molded and extruded rubber.

Bibliography: p. 137-138.

India rubber & tire review.

Mode of access: Internet.