Title: Defense roads and trails, Panama Canal. Letter from the Acting Secretary of the Treasury, transmitting copy of a communication of the Secretary of War submitting a supplemental estimate of appropriation to provide for the construction of defense roads and trails to localities on the Panama Canal, for the service of the fiscal year 1918 (H. Doc. No. 350)
Subjects: Canals, Appropriations and expenditures, Military readiness, Armed Forces