State briefly the location and general character of the principal plants, mines and other materially important physical properties of the registrant and its subsidiaries. In addition, identify the segment(s), as reported in the financial statements, that use the properties described. If any such property is not held in fee or is held subject to any major encumbrance, so state and describe briefly how held.
Code of Federal Regulations
[47 FR 11401, Mar. 16, 1982, as amended at 64 FR 1735, Jan. 12, 1999; 73 FR 957, Jan. 4, 2008; 74 FR 2193, Jan. 14, 2009]