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Kellogg unit (thermal cracking unit) from top of towers at tube stills.

Kellogg unit (thermal cracking unit) from top of towers at tube stills.

Kellogg unit (thermal cracking unit) from top of towers at tube stills.

Kellogg unit from top of towers at tube stills.

Kellogg unit from top of towers at tube stills.

Rundown tanks East of crude batteries looking North.

Rundown tanks East of crude batteries looking North.

Rundown tanks East of crude batteries looking North.

Rundown tanks East of crude batteries looking North.

Dinwoody Plate 46 A complex panel representing, no doubt, the figure of a medicine man or shaman who appears to be wearing a mask with very large ears. To the right is a symbolic design.
This may also represent game trails, or a man may have made a…