Northern Pacific Engineering Drawing: Slab Cover Down Stream, Culvert South of Empire, West of Empire, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB019352
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Proposed Retaining Wall, Culvert South of Empire, West of Empire, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB019353
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Proposed Retaining Wall, Culvert South of Empire, West of Empire, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB019354
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: General Plans, Culvert South of Empire, West of Empire, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB019350
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Extension of Culvert, Culvert South of Empire, West of Empire, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB019355
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Details, Culvert South of Empire, West of Empire, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB019351
• Item
• undated

Part of Timothy Miller Collection