CONREY PEACER MINING CO | ADLER | MT |
ANACONDA CO | ANACONDA | MT |
ANACONDA COPPER MINING CO. | ANACONDA | MT |
ANACONDA COPPER MINING CO. WAREHOUSE | ANACONDA | MT |
ANACONDA COPPER MINING COMPANY | ANACONDA | MT |
Saltenberger Plumbing & Heating | Anaconda | MT |
SULPHURIC ACID PLANT | ANACONDA | MT |
The Anaconda Co. | Anaconda | MT |
Anaconda Copper Co. | Anaconda | MT |
Armstrong Contracting & Supply Corporation | Billings | MT |
BILLINGS LAUNDRY | BILLINGS | MT |
BILLINGS MUTUAL HEATING CO. | BILLINGS | MT |
BILLINGS SUGAR CO | BILLINGS | MT |
BILLINGS UTILITY CO. | BILLINGS | MT |
Carter Oil | Billings | MT |
CARTER OIL CO | BILLINGS | MT |
Carter Oil Co (aka Exxon Refinery) | Billings | MT |
CARTER OIL CO. | BILLINGS | MT |
Carter Oil Company | Billings | MT |
Conoco Oil Refinery | Billings | MT |
CONTINENTAL OIL COMPANY | BILLINGS | MT |
E J BARTELLS CO | BILLINGS | MT |
E.J. BARTELLS | BILLINGS | MT |
Exxon Corporation | Billings | MT |
Exxon Refinery | Billings | MT |
FIBERGLAS ENGINEERING & SUPPLY CO. | BILLINGS | MT |
GREAT WESTERN SUGAR CO | BILLINGS | MT |
HUMBLE OIL | BILLINGS | MT |
HUMBLE OIL & REFINERY | BILLINGS | MT |
HUMBLE OIL & REFINING CO | BILLINGS | MT |
HUMBLE OIL CO | BILLINGS | MT |
MONTANA POWER | BILLINGS | MT |
MONTANA POWER CO – BILLINGS PLANT UNIT #2 | BILLINGS | MT |
Montana Power Company | Billings | MT |
MONTANA POWER COMPANY | BILLINGS | MT |
MONTANA POWER COMPANY – J.E. CORETTE STATION | BILLINGS | MT |
Mountain Bell | Billings | MT |
POWERHOUSE | BILLINGS | MT |
ST. VINCENTS HOSPITAL | BILLINGS | MT |
TED HALL | BILLINGS | MT |
Wyo-Ben Prod Co Material Supply Division | Billings | MT |
Yale Oil Corporation | Billings | MT |
Humble Refindery | Billings | MT |
P.B. MOSS | BILLINGS, | MT |
Conoco Oil Company | BILLINGS, | MT |
Continental Oil Co. | BILLINGS, | MT |
Owens Corning Fiberglass Corp. | BILLINGS, | MT |
ANACONDA COPPER MINING CO. | BLACK EAGLE | MT |
BOSTON AND MONTANA CONSOLIDATED. COPPER AND SILVER MINING CO. | BLACK EAGLE | MT |
BOSTON AND MONTANA REDUCTION DEPARTMENT. | BLACK EAGLE | MT |
COPPER AND SILVER MINING CO | BLACK EAGLE | MT |
BOSTON AND MONTANA CONSOLIDATED. COPPER AND SILVER MINING CO. | BLACK EAGLE FALLS | MT |
BOZEMAN MONTANA COLLEGE | BOZEMAN | MT |
STATE COLLEGE OF AGRICULTURAL AND MECHANICAL. ARTS. | BOZEMAN | MT |
ANACONDA COMPANY | BUTTE | MT |
ANACONDA COMPANY | BUTTE | MT |
ANACONDA COMPANY – GREEN LEACH BUILDING | BUTTE | MT |
ANACONDA COMPANY – GREEN LEACH BUILDING | BUTTE | MT |
ANACONDA COPPER MINING CO. | BUTTE | MT |
ANACONDA COPPER MINING COMPANY | BUTTE | MT |
Armstrong Contracting & Supply Corporation | Butte | MT |
BUTTE GENERAL ELECTRIC CO. | BUTTE | MT |
BUTTE LIGHTING AND POWER CO | BUTTE | MT |
CONSOLIDATED COPPER AND SILVER MINING CO | BUTTE | MT |
EAST BUTTE COPPER MINING CO. | BUTTE | MT |
HEARTLAND GRAIN FUELS | BUTTE | MT |
KELLY HEATING PLANT | BUTTE | MT |
MONTANA ORE PURCHASING CO. | BUTTE | MT |
MONTANA POWER CO. | BUTTE | MT |
NO BUTTE MINING CO | BUTTE | MT |
ORIGINAL BUTTE MINING CO. | BUTTE | MT |
PHOENIX ELECTRIC CO. | BUTTE | MT |
PHOENIX ELECTRIC PLANT | BUTTE | MT |
PITTSBURG AND MONTANA COPPER CO | BUTTE | MT |
STAUFFER CHEMICAL | BUTTE | MT |
TIMBER BUTTE MILLING CO. | BUTTE | MT |
VICTOR CHEMICAL COMPANY | BUTTE | MT |
MOULTON GOLD AND SILVER MINING CO | BUTTE CITY | MT |
MOULTON MINING CO. | BUTTE CITY | MT |
NORTHWESTERN IMPROVEMENT CO. | CHESTNUT | MT |
UTAH IDAHO SUGAR CO | CHINOOK | MT |
LEGAL TENDER MINING CO. | CLANCY | MT |
MONTANA POWER & LIGHT CO | COLSTRIP | MT |
Montana Power Company | Colstrip | MT |
ANACONDA ALUMINUM CO | COLUMBIA FALLS | MT |
ANACONDA ALUMINUM CO – Combustion EngineeringNTRAL HEATING PLANT | COLUMBIA FALLS | MT |
ANACONDA ALUMINUM CO ALUMINUM DIV | COLUMBIA FALLS | MT |
PLUM CREEK LUMBER CO | COLUMBIA FALLS | MT |
PLUM CREEK LUMBER COMPANY | COLUMBIA FALLS | MT |
PLUM CREEK LUMBER COMPANY | COLUMBIA FALLS | MT |
ANACONDA ALUMINUM CO | CONKELLEY | MT |
BROEDER LUMBER COMPANY | CRESTON | MT |
BROEDER LUMBER COMPANY | CRESTON | MT |
GPI | Cut Bank | MT |
UNION OIL CO | CUT BANK | MT |
CHICAGO, MILWAUKEE, ST PAUL & PACIFIC RAILROAD | DEER LODGE | MT |
AMERICAN SMELTING & REFIN | E HELENA | MT |
American Smelting & Refining | East Helena | MT |
Asarco Inc | East Helena | MT |
FORSYTH ELECT LIGHT POWER CO | FORSYTH | MT |
Stone Container Corporation/Paper Mill | Frenchtown | MT |
GEISMAR INDUSTRIES INC | GEISMAR | MT |
AIRBASE POWERHOUSE | GLASGOW | MT |
GLASGOW AIR FORCE BASE – SQUADRON HEADQUARTERS & THEATER | GLASGOW | MT |
GLENDIVE HT. LIGHT AND POWER CO. | GLENDIVE | MT |
MONTANA-DAKOTA UTILITIES CO. | GLENDIVE | MT |
NORTHERN PACIFIC RAILROAD CO | GLENDIVE | MT |
BOSTON AND MONTANA CON. COPPER AND SILVER MING CO. | GREAT FALLS | MT |
BOSTON MONTANA CONSOLIDATED. COPPER AND SILVER MINING CO. | GREAT FALLS | MT |
COPPER AND SILVER MINING CO | GREAT FALLS | MT |
Forzley Sales Co | Great Falls | MT |
GENERAL MILLS – FLOUR DIVISION | GREAT FALLS | MT |
PHILLIPS PETROLEUM | GREAT FALLS | MT |
PHILLIPS PETROLEUM CO. | GREAT FALLS | MT |
PHILLIPS PETROLEUM COMPANY – GREAT FALLS REFINERY | GREAT FALLS | MT |
PHILLIPS PETROLEUM COMPANY – GREAT FALLS REFINERY – WAREHOUSE NBR 2 | GREAT FALLS | MT |
PHILLIPS PETROLEUM COMPANY – REFINING DEPARTMENT – WAREHOUSE #2 | GREAT FALLS | MT |
UNITED STATES ARMY AIR BASE | GREAT FALLS | MT |
UNITED STATES GYPSUM CO | HEATH | MT |
HELENA POWER TRANSMISSION CO. | HELENA | MT |
HELENA TRANSMISSION CO | HELENA | MT |
NATIONAL MINING AND EXPLORING CO | HELENA | MT |
BRICK & BUILDERS SUPPLY | KALISPELL | MT |
C AND C PLYWOOD CORP | KALISPELL | MT |
BRICK & BUILDERS SUPPLY | KALTSPELL | MT |
Canex Oil Refinery | Laurel | MT |
CENEX REFINERY | LAUREL | MT |
CENEX, INC. | LAUREL | MT |
FARMERS UNION CENTRAL | LAUREL | MT |
FARMERS UNION CENTRAL EXCHANGE | LAUREL | MT |
FARMERS UNION Combustion EngineeringNTRAL EXCHANGE | LAUREL | MT |
FUCE PLANT | LAUREL | MT |
LAUREL OIL AND REFINING CO | LAUREL | MT |
UNION TANK CAR CO | LAUREL | MT |
Cenex Refinery | LAUREL | MT |
Ej Bartells | LEWISTON | MT |
Lewiston Brick & Tile | LEWISTON | MT |
J NEIL LUMBER COMPANY | LIBBY | MT |
J. NEILS LUMBER CO | LIBBY | MT |
SAINT REGIS PAPER COMPANY | LIBBY | MT |
SAINT REGIS PAPER COMPANY | LIBBY | MT |
ST REGIS PAPER CO | LIBBY | MT |
NORTHERN PACIFIC RAILROAD CO | LIVINGSTON | MT |
NORTHERN PACIFIC RAILWAY CO | LIVINGSTONE | MT |
WATER AND ELECTRIC LIGHT CO | MILES CITY | MT |
AMALGAMATED SUGAR CO. | MISSOULA | MT |
AMERICAN CRYSTAL SUGAR CO. | MISSOULA | MT |
Armstrong Contracting & Supply Corporation | Missoula | MT |
Clausen Refrigeration | Missoula | MT |
EVANS PRODUCTS CO | MISSOULA | MT |
GREAT WESTERN SUGAR CO. | MISSOULA | MT |
HOERNER WALDORF | MISSOULA | MT |
HOERNER WALDORF CORP. | MISSOULA | MT |
HOERNER WALDORF CORPORATION – HOT PROCESS SOFTENER TANK | MISSOULA | MT |
HOERNER WALDORF CORPORATION – HOT PROCESS SOFTENER TANK | MISSOULA | MT |
HOERNER WALDORF PAPER PRODUCTS | MISSOULA | MT |
INTERMOUNTAIN LUMBER CO | MISSOULA | MT |
IOWA VALLEY SUGAR CO. INC. | MISSOULA | MT |
MISSOULA LIGHT AND WATER CO | MISSOULA | MT |
MISSOULA WHITE PINE SASH | MISSOULA | MT |
MONTANA STATE UNIVERSITY | MISSOULA | MT |
MONTANA STATE UNIVERSITY | MISSOULA | MT |
MONTANA UNIVERSITY OF | MISSOULA | MT |
NEW MENS RESIDENCE | MISSOULA | MT |
PAPER MILL & DIGESTER | MISSOULA | MT |
SMURFIT STONE CONTAINER | MISSOULA | MT |
SMURFIT/STONE CONTAINER CORP. | MISSOULA | MT |
Stone Container | Missoula | MT |
STONE CONTAINER | MISSOULA | MT |
Stone Container Corporation/Paper Mill | Missoula | MT |
UNIVERSITY CENTER | MISSOULA | MT |
UNIVERSITY OF MONTANA | MISSOULA | MT |
UNIVERSITY OF MONTANA | MISSOULA | MT |
VAN EVAN CO | MISSOULA | MT |
WALDORF HOERNER PAPER PRODUCTS CO | MISSOULA | MT |
WALDORF PAPER COMPANY | MISSOULA | MT |
WALDORF PAPER PRODUCTS CO | MISSOULA | MT |
WALDORF-HARNER PAPER | MISSOULA | MT |
Anaconda Copper | MONTANA | MT |
Kaiser Cement & Gypsum | Montana City | MT |
NORTHERN PACIFIC RAILWAY CO | MULLAN TUNNEL | MT |
UNION OIL COMPANY | OUT BANK | MT |
GRANITE BI METALIC CONS MG. CO. | PHILIPSBURG | MT |
DIEHL LUMBER CO | PLAINS | MT |
CASCADES PLYWOOD CO | POLSON | MT |
DUPOIS LUMBER CO | POLSON | MT |
DUPIUS LUMBER DIV PACK RI | PULSON | MT |
NORTHWESTERN IMPROVEMENT CO. | RED LODGE | MT |
HOLLY SUGAR CORPORATION | SIDNEY | MT |
MIDLAND SUGAR CO | SIDNEY | MT |
MONTANA DAKOTA UTILITIES CO. | SIDNEY | MT |
MONTANA DAKOTA UTILITIES CO. – LEWIS AND CLARK STATION | SIDNEY | MT |
Montana-Dakota Utilities | Sidney | MT |
POWERHOUSE | SIDNEY | MT |
SIDNEY MONTANA POWERHOUSE | SIDNEY | MT |
STAUFFER CHEMICAL | SILVER BOW | MT |
STAUFFER CHEMICAL CO | SILVER BOW | MT |
ANACONDA COPPER MING CO | SILVER LAKE | MT |
TEXACO, INC. | SUNBURST | MT |
PACK RIVER LUMBER CO | THOMPSON FALLS | MT |
CYPRUS INDUSTRIAL MINERALS CO. | THREE FORKS | MT |
SIERRA TALC AND CLAY CO INC | THREE FORKS | MT |
UNITED SIERRA DIV CYPRUS MINES CORP | THREE FORKS | MT |
J. NEILS LUMBER CO | TROY | MT |
Montana Light & Power Company | TROY | MT |
MONTANA STATE HOSPITAL | WARM SPRINGS | MT |
WARM SPRINGS STATE HOSPITAL | WARM SPRINGS | MT |
MONTANA COAL AND IRON CO. | WASHOE | MT |
AMALGAMATED SUGAR CO. | WHITEHALL | MT |
ALTA MONTANA CO. | WICKS | MT |
CARTER OIL CO–BILLINGS, MT (C.C. Moore & Co. Engineers) | MT |