COLUMBIA ENERGY GROUP


13880 DULLES CORNER LANE, SUITE 300, HENDERON VA 20171-4600, 7035616000
NATURAL GAS TRANSMISISON & DISTRIBUTION

1999 SEC Filings

COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-12-21
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-12-17
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-12-13
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-12-10
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-12-09
COLUMBIA ENERGY GROUP, U-9C-3, 1999-11-23
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-11-22
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-11-19
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-11-19
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-11-16
COLUMBIA ENERGY GROUP, 10-Q, 1999-11-15
COLUMBIA ENERGY GROUP, U-6B-2, 1999-11-15
COLUMBIA ENERGY GROUP, 35-CERT, 1999-11-15
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-11-12
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-11-12
COLUMBIA ENERGY GROUP, U-1, 1999-11-04
COLUMBIA ENERGY GROUP, U-1/A, 1999-11-02
COLUMBIA ENERGY GROUP, 8-K, 1999-10-26
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-26
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-25
COLUMBIA ENERGY GROUP, 8-K, 1999-10-21
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-10-20
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-10-19
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-10-18
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-18
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-14
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-13
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-12
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-10-07
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-07
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-06
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-10-05
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-05
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-04
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-10-01
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-10-01
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-30
COLUMBIA ENERGY GROUP, U-1/A, 1999-09-29
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-29
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-28
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-27
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-24
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-09-23
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-23
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-22
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-21
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-20
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-17
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-16
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-15
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-09-14
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-14
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-09-13
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-13
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-09-10
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-10
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-09-09
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-09
COLUMBIA ENERGY GROUP, POS AMC, 1999-09-08
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-08
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-07
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-03
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-09-02
COLUMBIA ENERGY GROUP, 8-K, 1999-08-31
COLUMBIA ENERGY GROUP, U-1/A, 1999-08-31
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-31
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-08-26
COLUMBIA ENERGY GROUP, U-9C-3, 1999-08-24
COLUMBIA ENERGY GROUP, 35-CERT, 1999-08-24
COLUMBIA ENERGY GROUP, U-1/A, 1999-08-23
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-19
COLUMBIA ENERGY GROUP, U-1/A, 1999-08-17
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-17
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-16
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-08-13
COLUMBIA ENERGY GROUP, U-6B-2, 1999-08-13
COLUMBIA ENERGY GROUP, 35-CERT, 1999-08-13
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-13
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-12
COLUMBIA ENERGY GROUP, 10-Q, 1999-08-11
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-11
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-08-09
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-09
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-06
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-05
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-04
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-08-03
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-30
COLUMBIA ENERGY GROUP, POS AMC, 1999-07-30
COLUMBIA ENERGY GROUP, 35-CERT, 1999-07-30
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-30
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-29
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-26
COLUMBIA ENERGY GROUP, U-1/A, 1999-07-26
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-22
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-22
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-21
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-20
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-20
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-19
COLUMBIA ENERGY GROUP, 8-K, 1999-07-19
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-16
COLUMBIA ENERGY GROUP, SC 13E1, 1999-07-16
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-15
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-14
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-12
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-12
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-09
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-09
COLUMBIA ENERGY GROUP, 8-K, 1999-07-07
COLUMBIA ENERGY GROUP, SC 14D9, 1999-07-06
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-06
COLUMBIA ENERGY GROUP, SC 14D9/A, 1999-07-06
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-07-02
COLUMBIA ENERGY GROUP, 11-K, 1999-06-29
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-06-28
COLUMBIA ENERGY GROUP, SC 14D1, 1999-06-25
COLUMBIA ENERGY GROUP, 8-K, 1999-06-25
COLUMBIA ENERGY GROUP, S-8, 1999-06-16
COLUMBIA ENERGY GROUP, 8-K, 1999-06-11
COLUMBIA ENERGY GROUP, POS AMC, 1999-06-10
COLUMBIA ENERGY GROUP, U-1/A, 1999-06-08
COLUMBIA ENERGY GROUP, 35-CERT, 1999-06-01
COLUMBIA ENERGY GROUP, U-9C-3, 1999-06-01
COLUMBIA ENERGY GROUP, U-6B-2, 1999-05-17
COLUMBIA ENERGY GROUP, 35-CERT, 1999-05-17
COLUMBIA ENERGY GROUP, 10-Q, 1999-05-13
COLUMBIA ENERGY GROUP, SC 14D1/A, 1999-05-07
COLUMBIA ENERGY GROUP, U-1/A, 1999-04-30
COLUMBIA ENERGY GROUP, U5S, 1999-04-30
COLUMBIA ENERGY GROUP, U-1, 1999-04-28
COLUMBIA ENERGY GROUP, U-13-60, 1999-04-22
COLUMBIA ENERGY GROUP, DEFA14A, 1999-04-19
COLUMBIA ENERGY GROUP, 8-K, 1999-04-19
COLUMBIA ENERGY GROUP, SC 14D1, 1999-04-09
COLUMBIA ENERGY GROUP, DEF 14A, 1999-04-07
COLUMBIA ENERGY GROUP, U-9C-3, 1999-03-31
COLUMBIA ENERGY GROUP, 10-K, 1999-03-26
COLUMBIA ENERGY GROUP, U-12-IA, 1999-03-04
COLUMBIA ENERGY GROUP, U-1/A, 1999-03-03
COLUMBIA ENERGY GROUP, 35-CERT, 1999-03-01
COLUMBIA ENERGY GROUP, U-12-IB, 1999-02-24
COLUMBIA ENERGY GROUP, U-1/A, 1999-02-22
COLUMBIA ENERGY GROUP, POS AMC, 1999-02-19
COLUMBIA ENERGY GROUP, 8-K, 1999-02-18
COLUMBIA ENERGY GROUP, U-1/A, 1999-02-16
COLUMBIA ENERGY GROUP, 35-CERT, 1999-02-16
COLUMBIA ENERGY GROUP, U-6B-2, 1999-02-16
COLUMBIA ENERGY GROUP, SC 13G, 1999-02-11
COLUMBIA ENERGY GROUP, 8-K, 1999-02-11
COLUMBIA ENERGY GROUP, PRE 14A, 1999-02-10
COLUMBIA ENERGY GROUP, U-12-IB, 1999-02-05
COLUMBIA ENERGY GROUP, POS AMC, 1999-02-05
COLUMBIA ENERGY GROUP, SC 13G/A, 1999-02-04
COLUMBIA ENERGY GROUP, U-12-IB, 1999-02-03
COLUMBIA ENERGY GROUP, 35-CERT, 1999-02-01
COLUMBIA ENERGY GROUP, U-12-IB, 1999-02-01
COLUMBIA ENERGY GROUP, U-12-IB, 1999-01-29


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