Name/Title
S07.06.079Description
The blow hole is a spring - located on the Vaughn DeWitt Farm in Delaware County, Ohio - that has been shown to connect to the up gradient cave by dye tracing. The cave formed in the Columbus Limestone of the Devonian Geologic Period. The image was taken by Michael C. Hansen in 1988.
See Pholeos, Journal of Wittenberg University Speleological Society, v. 22 (June 2004) <a href="http://www.wusscavers.com/old%20pholeos/Vol.%2022%20" rel="noreferrer nofollow">www.wusscavers.com/old%20pholeos/Vol.%2022%20</a>(1%202).pdf.
Review
See information on Rowlands Cave in Michael C. Hansen's Geology Subject Files, Accession #2016_008, Box 1159, Folder 24. Box 1159, Folder 24 is a CONFIDENITAL Folder within the larger collection because of the location information included.
This slide image included in the USGS National Digital Catalog for NGGDPP Grant G15AP00115 in FY2015.Context
Long distance view of small, water-filled spring in rock outcrop. "Blow hole" located on the Vaughn DeWitt Farm in Delaware County, Ohio.