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The Alvin Sun. (Alvin, Tex.), Vol. 27, No. 47, Ed. 1 Friday, May 17, 1918 (open access)

The Alvin Sun. (Alvin, Tex.), Vol. 27, No. 47, Ed. 1 Friday, May 17, 1918

Weekly newspaper from Alvin, Texas that includes local, state, and national news along with advertising.
Date: May 17, 1918
Creator: Bailey, Ammo
Object Type: Newspaper
System: The Portal to Texas History
Sulfur-Mining (open access)

Sulfur-Mining

Patent for improvement on sulfur mining by which "sulfur is fused by a heated fluid forced down into the well to the vicinity of the sulfur deposit and when so fused the sulfur is forced to the surface of the ground through a return pipe" (lines 14-18).
Date: December 17, 1918
Creator: Carmichael, Robert E.
Object Type: Patent
System: The Portal to Texas History
Sulphur-Mining Apparatus. (open access)

Sulphur-Mining Apparatus.

Patent for a thermal solvent based sulfur mining apparatus that is placed in a sulfur mining well. Utilizing thermodynamics, the apparatus has a new way to introduce air or steam into the various parts of the apparatus. It is designed with "simplicity and durability of construction" (lines 49-50).
Date: December 17, 1918
Creator: Carmichael, Robert E.
Object Type: Patent
System: The Portal to Texas History