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Digital Collections

Ephemera

Certificate of Registration for Donald F. Othmer as a Professional Engineer in the Commonwealth of Pennsylvania

  • 1939-Sep-19

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Public Domain

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Issued by the Department of Public Instruction, State Registration Board for Professional Engineers.

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Rights Public Domain Mark 1.0
Credit line
  • Courtesy of Science History Institute

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Department
Physical container
  • Folder 1

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Scientific Biography
Donald F. Othmer

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Cite as

Pennsylvania. Department of Public Instruction. “Certificate of Registration for Donald F. Othmer as a Professional Engineer in the Commonwealth of Pennsylvania,” September 19, 1939. Folder 1. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/x920fw95x.

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