Bread-Cutter (open access)

Bread-Cutter

Patent for a bread cutter which can cut multiple loaves of bread in succession and cuts of the crust of the bread.
Date: November 12, 1907
Creator: Hassell, Frank J.
Object Type: Patent
System: The Portal to Texas History
Final Work Plan: Phase I Investigation of Potential Contamination at the Former CCC/USDA Grain Storage Facility in Savannah, Missouri. (open access)

Final Work Plan: Phase I Investigation of Potential Contamination at the Former CCC/USDA Grain Storage Facility in Savannah, Missouri.

From approximately 1949 until 1970, the Commodity Credit Corporation of the U.S. Department of Agriculture (CCC/USDA) operated a grain storage facility on federally owned property approximately 0.25 mi northwest of Savannah, Missouri. During this time, commercial grain fumigants containing carbon tetrachloride were commonly used by the CCC/USDA and the private grain storage industry to preserve grain in their facilities. In November 1998, carbon tetrachloride was detected in a private well (Morgan) roughly 50 ft south of the former CCC/USDA facility, as a result of state-wide screening of private wells near former CCC/USDA facilities, conducted in Missouri by the U.S. Environmental Protection Agency (EPA 1999). The 1998 and subsequent investigations by the EPA and the Missouri Department of Natural Resources (MoDNR) confirmed the presence of carbon tetrachloride in the Morgan well, as well as in a second well (on property currently occupied by the Missouri Department of Transportation [MoDOT]), approximately 400 ft east of the former CCC/USDA facility. Carbon tetrachloride concentrations in the Morgan well have ranged from the initial value of 29 {micro}g/L in 1998, up to a maximum of 61 {micro}g/L in 1999, and back down to 22 {micro}g/L in 2005. The carbon tetrachloride concentration in the MoDOT well …
Date: October 12, 2007
Creator: LaFreniere, L. M.
Object Type: Report
System: The UNT Digital Library
Apparatus for Elevating, Distributing, and Feeding Seed-Cotton to Gins (open access)

Apparatus for Elevating, Distributing, and Feeding Seed-Cotton to Gins

Patent for improvements to cotton gins so that seed cotton can be fed to two gins at the same time, while using the same power as would normally be necessary for one gin.
Date: April 12, 1892
Creator: Murray, Stephen D.
Object Type: Patent
System: The Portal to Texas History
Improvement to Lifting-Jacks (open access)

Improvement to Lifting-Jacks

Patent for the improvement of the lifting jack which allows the user to "lower the lifting bar by a step-by-step movement as well as to elevate the lifting bar by such a movement (lines 12-14). Includes instructions and illustration."
Date: January 12, 1915
Creator: Parker, Charles W. & Wittliff, Theodore H.
Object Type: Patent
System: The Portal to Texas History
Upper Mississippi River System: Proposals to Restore an Inland Waterway’s Ecosystem (open access)

Upper Mississippi River System: Proposals to Restore an Inland Waterway’s Ecosystem

This report explains what is meant by restoration, the Corps' restoration plan, and some of the issues in the debate over federal investment in this restoration.
Date: May 12, 2005
Creator: Powers, Kyna & Carter, Nicole T.
Object Type: Report
System: The UNT Digital Library