United States. Congress. House. Committee on Appropriations, ProQuest (Firm), & United States. Department of the Treasury. (1920). Appropriation required for photolithographing in Patent Office, 1920. Letter from the Acting Secretary of the Treasury, transmitting, supplemental estimate of appropriation required for "Photolithographing, Patent Office," fiscal year 1920. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Appropriations, ProQuest (Firm), and United States. Department of the Treasury. Appropriation Required for Photolithographing in Patent Office, 1920. Letter from the Acting Secretary of the Treasury, Transmitting, Supplemental Estimate of Appropriation Required for "Photolithographing, Patent Office," Fiscal Year 1920. Washington: [publisher not identified], 1920.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Appropriations, et al. Appropriation Required for Photolithographing in Patent Office, 1920. Letter from the Acting Secretary of the Treasury, Transmitting, Supplemental Estimate of Appropriation Required for "Photolithographing, Patent Office," Fiscal Year 1920. [publisher not identified], 1920.