Mabel (MB) Williams was a file clerk when she joined the newly created Dominion Parks Branch, the precursor to Parks Canada, in 1911. Within a decade she was the agency's lead writer of promotional material, and the author of a series of guidebooks that would be the cen...

This report describes a detailed scheme for the mapping and recording of artificial ground. It presents codes and descriptions that underpin the entries in the British Geological Survey stratigraphical lexicon