John Dwan


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John Dwan was 3M’s first secretary, and a prominent Two Harbors, Minnesota attorney and resident.

Dwan's office building, where the incorporation papers for 3M were drawn, remains as the 3M Museum, run by the Lake County Historical Society. Exhibits include the recreated law office, company artifacts and documents, a lab display typical of 3M research and development work, and a hands-on program of technology applications.

We are currently offering the following pieces featuring John Dwan’ signature:





All certificates are sold only as collectible pieces, as they are either canceled or obsolete. Certificates carry no value on any of today's financial indexes and no transfer of ownership is implied. Unless otherwise indicated, images are representative of the piece(s) you will receive.