Saint Helens (Or.)

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      Saint Helens (Or.)

      Saint Helens (Or.)

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          Saint Helens (Or.)

            36 Archival description results for Saint Helens (Or.)

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            Spokane, Portland and Seattle Railway Engineering Drawing: 20 Foot I - Beam Span, Bridge A26.5 (164?) - (No Suggestions) Creek, West of Saint Helens, Oregon, 1902
            US WaBuPNRA D0027-007-009-008-001-BB032982 · Item · 1902
            Part of Timothy Miller Collection

            Spokane, Portland and Seattle Railway Engineering Drawing: 20 Foot I - Beam Span, Bridge A26.5 (164?) - (No Suggestions) Creek, west of Saint Helens, Oregon, Line Segment 440, Milepost 26.51. Sheet N - 3 - 15, 1902. Note: Steel span