Phase 1B Underwater Archaeological Report for the Onondaga ...

FINAL
Phase IB Underwater Archaeological Resources Report for Onondaga Lake Superfund Site
equipped with derricks were known as derrick lighters, and were commonplace during the nineteenth
and twentieth centuries (Figure 56). The vertical end of the barge closest to the spud holders and step is
covered in sheet iron, suggesting a use which created wear on that end of the barge. The lack of other
distinguishing features on the vertical end is not consistent with the features expected of pile drivers
and dredges, leaving derrick lighter as the most logical identification for A12.
Figure 51. Anomaly A12 visible from aerial photography (courtesy Microsoft® Virtual Earth).
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