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Filtering by: Keyword Steam-traps -- Maintenance and repair Decade 1910-1919

Highway improvement. 1. Earth roads and culverts

Creator:

Ayres, Ernest Flagg and Oregon Agricultural College. Extension Division

Abstract:

Published 1912. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog

Resource Type:

Technical Report

Full Text:

be constructed in the different counties to deter- mine the methods of construction and maintenance