Fig. 9.From: Multi-method analysis of a historic wooden trough from Kentucky, USA: a case study in corroborating artifact oral histories with heritage science1986 plan of the saltpeter processing remnants in Booth’s Amphitheater, a large chamber within Mammoth Cave. The Webb Museum trough is likely the missing trough from the now-demolished Vat #5 (former location of trough indicated by star) on the west side of the old tourist trail stairs [68]Back to article page