DUNHAM & DIMON.

The Commercial Line flag is blue with a white diagonal band described as “Pbd”, bearing a black D. The two depictions differ in band width, one very broad; the source does not establish which is correct.

The Savannah flags are white with two red circles side by side, and a tapered white-and-red biband swallowtail.

The Glasgow flag is blue with a slightly narrow white vertical band.