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This compilation documents oil, gas and helium activity in Arizona from 1954 to the present as recorded annually by staff of the Oil and Gas Conservation Commission.
Some of the richest helium-bearing gas in the world was produced in Arizona. Helium concentrations range from trace amounts up to ten percent in the Holbrook Basin and Four Corners. Both areas have good potential for additional discovery and production of helium. Includes metadata for the monthly, annual, and cumulative summary reports of oil, gas and helium production by Arizona drilling fields.
This is a ship manifest detailing the 290 Chinese colonists expected to arrive in Cuba aboard the Portuguese ship "Gica." The ship arrived in the port of Havana on March 8, 1864, with 281 of the colonists listed in the ship manifest; seven died during the journey and two remained in Macao.
Letter from Stephen T. Mather to Carl T. Hayden advocating for a reduction in automobile fees for the South Rim entrance.
These are the shipping records of Jose Fernandez y Nadal.