Pillsbury A Mill, elevator, and surrounding buildings, flour mill row before the Washburn A Mill explosion in 1878, left to right: Washburn A Mill, Crown Mill, Empire Mill, Pillsbury B Mill, Excelsior Mill, paper mill, and Northwestern Mill
Riverfront flour mills before the 1878 explosion. Left to right: Washburn A Mill, Crown Mill, Empire Mill, Pillsbury B Mill, Excelsior Mill, paper mill, and Northwestern Mill, c.1877.