Waseca business: Armstrong Wholesale Grocers. Southern Minnesota Grocery Co; Isker Building; W. J. Armstrong Building; Armstrong Co. Wholesale Grocers. Chicago & Northwestern; Chicago and Northwestern; Chicago & NorthWestern; Chicago and NorthWestern; Chicago & North Western; Chicago and North Western; Chicago NorthWestern; Chicago North Western; C & NW; C&NW; transportation, railroad, engines, locomotives, train tracks, engineer, trainmen, steam engine, railroad station, train station, Depot.