4 Matching Results

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Concrete Placing

Caption says, "A-864 Concrete placing progress to May 15, 1943, showing gallery adit and Altus water supply valve chamber forms in place at station 4+25."
Date: May 15, 1943
Creator: Breitenstein, Frank C.
System: The Gateway to Oklahoma History

Completed Concrete Placing

Caption says, "A-871 Completed concrete placement prior to initial cleanup operations."
Date: June 15, 1943
Creator: Breitenstein, Frank C.
System: The Gateway to Oklahoma History

Concrete Cleanup

Caption says, "A-872 Initial concrete cleanup operations with air-water jet."
Date: June 15, 1943
Creator: Breitenstein, Frank C.
System: The Gateway to Oklahoma History

Concrete Cleanup

Caption says, "A-873 Close up view of concrete surface after initial cleanup with air-water jet."
Date: June 15, 1943
Creator: Breitenstein, Frank C.
System: The Gateway to Oklahoma History