Bidspirit auction | 4” Porphyry Wisconsin Wing Bannerstone

4” Porphyry Wisconsin Wing Bannerstone Preform, Dickey & Motley COA's, Rock Island Co. Illinois, May have been a Finished Tie On style as it is Heavily Polished, Fluted on one Ridge. - 4” Porphyry Wisconsin Wing Bannerstone Preform, Dickey & Motley COA's, Rock Island Co. Illinois, May have been a Finished Tie On style as it is Heavily Polished, Fluted on one Ridge.