Figure 6d.— The Muirkirk furnace, circa 1900(?);

Figure 6e.— Closer view of the furnace;

Figure 6f.— Charcoal kilns at Muirkirk;

Figure 6g.— he last remaining charcoal kiln at Muirkirk in 1995;

Figure 6h.— Workers' housing and families in the early 1900's;

Figure 6i.— Typical work crew in the early 1900's.