Building 47

ID: 1410 ~ Source: Minnesota Historical Society

This file appears in: Abrasives Products & Manufacturing

In 1955, 3M's Maker No. 6 was located in Building 47,
which became the world's largest abrasives
manufacturing plant.

This file appears in: Abrasives Products & Manufacturing

Abrasives Products & Manufacturing

By Marjorie Pearson, Summit Envirosolutions, Inc.

3M INNOVATIONS IN ABRASIVES PRODUCTS Abrasives: The Sandpaper Story 3M began manufacturing a single product, abrasive sandpaper, in 1905 at a plant in Duluth. Sandpaper was still the only product when…