Author: GRIM (Ralph Early)

Description

Grim (Ralph Early). 1 • Elements of the petrographic study of bonding clays and of Uie clay substance of molding clays. tByl R.E.Grim. 2. Mineral composition and texture of olar substance of natural molding sands. [By] R.E.Grim and C.E.Schubert 3. The Relationship between the physical and mineralogical chara.cteristics of bonding clays. [By] RE.Grim and R.A.Rowland, . Urbana, 1940. See ILLINOIS, State of, Department, of Registration and Education. Division of the State Geological urvey. 1FIeport of Investixatjons, No. 9.1

Card ID: 7

Author: GRIM (Ralph Early)

Description

Grim (Ralph Early). The Mica in argillaceous sediments. By R.E.Grim, R.H.Bra.y and W.F.Bradley. Urbana, 1937. See ILLINOIS, State of. Department of Registration and Education. Division of the State Geological Survey. Report of Investigations.] 44.

Card ID: 9

Author: GRIM (Ralph Early)

Description

Grim (Ralph Early). Fetrography of the fuller’s earth deposits, Olmeteaci, Illinois, etc. Urbana, l933. See IMI1WI3, State of. partment of Registrflon and. ucation. Division or the State eo1qg).ca1 Svey. [Report of éifigationsJ 26.

Card ID: 11

Author: GRIM (Ralph Early)

Description

c— Grim (Ralph Early). Relation of clay mineralogy to origin and recovery of petroleum. Urbana, 1947. See ILLINOIS, State. pçpartmentóf Registration and Education. Division of the State Geological Surve . tReport of Investigations. No. 12

Card ID: 13