Scope and Contents From the Collection: This collection is arranged into four subgroups. The largest portion of the collection contains Frank L. Sizer's incoming and outgoing correspondence, school notebooks, diary, reports, legal documents, scrapbook, and miscellaneous financial records, all of which serve to document his various activities and associations (1878-1909). The remaining materials in this collection are organized by three of the mining companies for which Sizer served as general manager: Rosario Mines, Limited;...