Preview
Flight Code
BIP
Date Flown
Summer 7-14-1971
County
Blue Earth, Le Sueur, Nicollet, Waseca
Description
1971 aerial photography of Blue Earth County commissioned by the Agricultural Stabilization and Conservation Service at the U.S. Department of Agriculture.
Scale
Photography scale 1:20000; Index scale 1:63360
Flight Height
13750
Notes
Notes on front include hand-drawn arrows and information about flight lines as rows. Other note reads "Case 19, Drawer 10."
Invitation No.
ASCS-4-71 DC
Item No.
4
Lens Serial Number
808289
Focal Length
209.40 mm
Physical Format
Black and White Physical Paper Index
Dimensions
20 x 24
Item Type
Still Image
Collection Name
Minnesota County Air Photo Collection
Contributing Organization
Dr. Mary T. Dooley Map Library, Memorial Library, Minnesota State University, Mankato, P.O. Box 8419, Mankato, MN 56002-8419
Contact Information
Dr. Mary T. Dooley Map Library, Memorial Library, Minnesota State University, Mankato, P.O. Box 8419, Mankato, MN 56002-8419
Creative Commons License

This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License
Scanning Center
Dr. Mary T. Dooley Map Library, Memorial Library, Minnesota State University, Mankato, P.O. Box 8419, Mankato, MN 56002-8419
Object File Name
MnCo_1971_BIP_IndexSheet4.tif
Date Digital
2026-03-06
Item Digital Format
Image/tiff
Master File Format
Image/tiff
Master File Size
532886848
Master File Bit Depth
24
Master File Resolution
600 dpi
Master File Width
14551
Master File Height
12192
Master File Hardware
Zeutschel OS C1
Master File Software
OmniScan Software OS12
Master File System
Windows 11
Master File Checksum
f29c964078639755268f4761446e830f
Keywords
usda, ascs, index, blue earth county, 1971