Northern Pacific Engineering Drawing: Shop Plan - End Frame, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025492
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Erection Plan, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025487
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Exhaust Steam Feed, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025514
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Feed System, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025513
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Front, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025508
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Identification Arrangement, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025505
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Main Flue, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025506
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Pickup Assembly, Bozeman Tunnel, Muir, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB017633
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Plan, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025510
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Shop Plan - Plates, Mullan Tunnel, Blossburg, Montana, undated

• US WaBuPNRA D0027-004-009-008-008-BB025490
• Item
• undated

Part of Timothy Miller Collection