Form CORRESP - Correspondence:
SEC Accession No. 0000067716-13-000086
Filing Date
2013-06-17
Accepted
2013-06-17 15:41:09
Documents
1

Document Format Files

Seq Description Document Type Size
1 filename1.htm CORRESP 60485
  Complete submission text file 0000067716-13-000086.txt   61481
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

EIN.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: CORRESP
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)