- Title: Subtitle
- The blackening of a photographic plate as a function of intensity of light and time of exposure
- Creators
- Paul Streeper Helmick - State University of Iowa
- Resource Type
- Dissertation
- Degree Awarded
- Doctor of Philosophy (PhD), State University of Iowa
- Publisher
- University of Iowa
- Number of pages
- 1 volume (unpaged)
- Copyright
- Public domain.
- Comment
This PDF was created as part of a mass digitization project. If you encounter image quality issues affecting usability, please contact lib-digitization@uiowa.edu.
- Language
- English
- Academic Unit
- Thesis and Dissertation Archive
- Record Identifier
- 9985153246902771
Dissertation
The blackening of a photographic plate as a function of intensity of light and time of exposure
University of Iowa
Doctor of Philosophy (PhD), State University of Iowa
1920
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