This page documents the existence and preservation of primary-source materials that support the historical record presented throughout this archive.
The materials referenced here have been retained in original or scanned form and preserved with attention to provenance, dates, and context. Not all documents are displayed publicly. Some materials are referenced to establish historical grounding while respecting privacy, sensitivity, or legal considerations.
Where documents are shown, they are presented without alteration beyond basic digitization for clarity.
Engineering and Professional Records
- Drexel Institute of Technology Diploma (1948)
Bachelor of Science in Mechanical Engineering awarded to Lillian McFadden Jay.
Establishes formal engineering education and graduation date. - Evening Bulletin Newspaper Article (June 14, 1948)
Contemporary reporting documenting Lillian McFadden Jay as the first woman to receive a B.S. in Mechanical Engineering from Drexel Institute of Technology. - Employment Records and Corporate History (1949–1963)
Records and corroborating materials related to employment with Eckert-Mauchly Computer Corporation, later Remington Rand, and subsequently Sperry Rand Corporation, during the formative period of electronic computing and naval systems development.
Naval and Government Documentation
- Philadelphia Naval Shipyard Photographic Laboratory Image (November 22, 1963)
Official, date-stamped photograph documenting escorted access to naval computer facilities by family members in connection with Lillian McFadden Jay’s professional work.
This image serves as physical evidence of her professional association with naval computing environments. - Freedom of Information Act (FOIA) Materials
Government documents obtained through FOIA requests that illustrate the U.S. Navy’s expansion of computer research, information systems, and large-scale digital computing during the Cold War period.
These materials provide institutional context rather than individual attribution.
Medical Documentation
- Pathology Report – Dorothy Lillian Jay
Confirms diagnosis of mesothelioma. - Death Certificate – Dorothy Lillian Jay
Official record documenting date and cause of death.
Medical records are referenced for historical completeness. Detailed documents are not publicly displayed.
Photographs and Family Records
- Period Photographs
Original photographs documenting family, professional, and historical moments relevant to the narrative presented on this site. - Personal Records and Correspondence
Selected materials retained for context and future research, including family documents that support timelines and professional activity.
Preservation and Methodology
All materials referenced in this archive are preserved with the intent of maintaining historical accuracy and context. Dates, sources, and limitations are noted where applicable.
Where uncertainty exists, it is acknowledged. This archive distinguishes between:
- documented fact
- historical context
- and personal recollection
This page will be updated as additional materials are reviewed, digitized, or released.
Access and Inquiries
Some materials are not displayed publicly due to privacy, sensitivity, or legal considerations.
If you have questions regarding referenced documents, or possess information that may help clarify or expand the historical record, you may use the contact form provided on this site.