G J H McCall

Petrography (1)

M Felix & W McCaffrey

Lithology (1)

Unknown

Technique and technology of exploration works (1)

John Pojeta, Jr. & Dale A. Springer

Paleontology (1)

Doug Macdougall

Stratigraphy (1)

S.E. Laubach & P. Eichhubl & C. Hilgers & R.H. Lander (...)

R. V. Dackombe & V. Gardiner

Петрография (1)

Erik Fliigel

Lithology (1)