Folder 20
Container
Contains 2 Results:
Michigan Consolidated Gas Company. Survey and Drafting Department. Michigan gas transmission lines, 1991
File — Folder: 20, Item: 1
Call Number: MS.LMEC.0005, Series 4
National Survey (Firm). Northeast Power Coordinating Council electric system map (including interconnections with adjacent regions), January 1, 1982, 1982
File — Folder: 20, Item: 2
Call Number: MS.LMEC.0005, Series 4