Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1851. Renew bridge A-101-1 with standard pile trestle. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1893. Correspondence File Number A34-7. Portland Division. Other subject categories: Bridge Trestle.
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LC Name Authority: https://lccn.loc.gov/n81144582