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Guard-Rail Clamp.

Description: Patent for guard rail clamps to securely clasp guard rails with the main rail with features such as spikes and braces.
Date: March 12, 1912
Creator: Akers, Harry R.
Item Type: Patent

Soil map, Texas, Smith County sheet

Description: Map displays soil types along with creeks, lakes, rivers, towns, schools, churches, stores, roads, and railroads. Includes legend and symbols.
Date: January 23, 1917
Creator: United States. Bureau of Soils.
Item Type: Map

Soil Survey of Smith County, Texas

Description: Text describes the area, climate, agriculture, and soils of Smith County, Texas.
Date: January 23, 1917
Creator: Schoenmann, L. R. (Lee Roy Adolph); Smies, E. H.; Rockie, W. A.; Maxon, E. T.; Hutton, F. Z. & Lewis, H. G. (Henry Guy)
Item Type: Book

Whiffletree Attachment

Description: Patent for device which attaches swingle trees to double trees and decreases shocks and jerks experienced by the tree of a vehicle.
Date: August 22, 1911
Creator: Bates, William W.
Item Type: Patent