Portland Natural Gas Transmission System

Original Volume No.1

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Table of Contents

Description	Effective Date
Original Sheet No.3	02/11/1999
Original Sheet No.301	02/11/1999
Original Sheet No.303	02/11/1999
Substitute Original Sheet No. 323	02/11/1999
Original Sheet No.349	02/11/1999
Original Sheet No.351	02/11/1999
Original Sheet No.352	02/11/1999
Original Sheet No.366	02/11/1999
Substitute Original Sheet No. 380	02/11/1999