Die Bildung der europäischen, libyschen und arabischen Kreidenfelsen und des Kreidemergels aus mikroskopischen Organismen

Wild flowers of chalk & limestone

J. E. Lousley

Conservation of Clay and Chalk Buildings

Gordon T. Pearson

A Catalogue of the Organic Remains of the County of Wiltshire

T. Etheldred Benett

Current oil and gas production from North American upper Cretaceous chalks

Peter A. Scholle

Sidewalk Chalk

Jamie Kyle McGillian

Andros island, chalk and oceanic oozes

Maurice Black

Cottage building in cob, pisé, chalk & clay

Clough Williams-Ellis

Vibration and sound

Philip McCord Morse

Cement railways of Kent

B. D. Stoyel

Summary of trade and tariff information

William Hanlon