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Timothy Miller Collection Railroad bridge drawings With digital objects
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Spokane, Portland and Seattle Railway Engineering Drawing: West Pier Frame Bent, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
Spokane, Portland and Seattle Railway Engineering Drawing: West Pier Frame Bent, Bridge E71.6 - Mill Creek, South of Salem, Oregon, undated
Spokane, Portland and Seattle Railway Engineering Drawing: Wingwalls Piers, Bridge 8.8 - Oregon Slough, North of North Portland Junction, Oregon, undated
Spokane, Portland and Seattle Railway Engineering Drawing: Wingwalls Piers, Bridge 8.8 - Oregon Slough, North of North Portland Junction, Oregon, undated