Person DS/UK/2545 Vallance, Mark (1944-); Peak District climber; founder of Wild Country, Tideswell, manufacturers of climbing equipment. Vallance, Mark 1944- Peak District climber; founder of Wild Country, Tideswell, manufacturers of climbing equipment.

International Standard Archival Authority Record for Corporate Bodies, Persons and Families - ISAAR(CPF) 2nd edition - ICA 2004 ISBN 2-9521932-2-3 National Council on Archives, Rules for the Construction of Personal, Place and Corporate Names, 1997 Yes A7003503 17/11/2016 A7003503 17/11/2016 93e844f9-1e37-4f19-be80-6012cf5fa330