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

Northern Pacific Engineering Drawing: Drain Plan Sump Detail, Scale, Longview, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB037194
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Elevation North Retaining Walls, Wall for Grade Separation Spokane, Spokane, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB018228
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Elevation North Retaining Walls, Wall for Grade Separation Spokane, Spokane, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB018226
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Elevation North Retaining Walls, Wall for Grade Separation Spokane, Spokane, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB018227
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Elevation South Retaining Wall, Wall for Grade Separation Spokane, Spokane, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB018220
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Elevation South Retaining Wall, Wall for Grade Separation Spokane, Spokane, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB018221
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Elevation South Retaining Wall, Wall for Grade Separation Spokane, Spokane, Washington, undated

• US WaBuPNRA D0027-004-009-008-007-BB018222
• Item
• undated

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Extension Concrete Box, Culvert, Near Rapids, Montana, 1960

• US WaBuPNRA D0027-004-009-008-007-BB019742
• Item
• 1960

Part of Timothy Miller Collection

Northern Pacific Engineering Drawing: Extension Concrete Box, Culvert, Near Rapids, Montana, 1960

• US WaBuPNRA D0027-004-009-008-007-BB019741
• Item
• 1960

Part of Timothy Miller Collection