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Born in Switzerland, Gustav A. Duerler (1841-1928) came with his family to San Antonio, Texas, where he eventually established confectionery and pecan shelling businesses.
Letters, certificates, financial documents, printed items, and notes provide information on the civic and personal activities of Gustav A. Duerler and his family.
Personal papers, Correspondence
DRT Collection at Texas A&M University-San Antonio, "Duerler (Gustav A.) Papers, 1866-1938" (2020). Finding Aids: Guides to the Collection. 37.