Files
Download Full Text (1.7 MB)
Description
Set of 4 color slides in 1 container labeled "Slides from Rada Mayfly Graphs." Part of the Cal R. Fremling collection. Slides are mostly unlabeled and not numbered consecutively. Exact location and creation dates are unknown. Some slides based on pictures taken by Fremling, others taken by other unknown creators and used for educational illustrative purposes (noted with "Photograph/art print/etc of"). Slides show graphs and tables concerning water quality (Upper Mississippi River specified in one slide), over time spans ranging from 1934-1990. Slide print dates are unknown, probably around 1985-1990.
Publication Date
1970
Item Type
Book
Publisher
Library
City
Winona, Minnesota
Keywords
Biologists; Science; Upper Mississippi River
Department
Special Collections-Library
Recommended Citation
Fremling, Cal R., "Slides from Rada/Mayfly graphs slides" (1970). Cal Fremling Slides. 18.
https://openriver.winona.edu/calfremlingslidesall/18
Rights Management
Requests to reproduce this image must be granted by the Winona County Historical Society.
Contributing Institution
Winona County Historical Society
Dimensions
1.30" x 1.85"
Physical Format
Slide (photograph)
Master File Format
TIFF
Fiscal Sponsor
This project has been financed in part with funds provided by the State of Minnesota from the Arts and Cultural Heritage Fund through the Minnesota Historical Society.
Scanning Responsibility
Northern Micrographics
Date Digital
2019-02-18 00:00
Metadata Creation Responsibility
Anna Gaffey
Unique Identifier
2011.003.0034
![Slides from Rada/Mayfly graphs slides](https://openriver.winona.edu/calfremlingslidesall/1017/thumbnail.jpg)
Notes
The date of these slides are unknown. A default date of 1970 is a place holder.