United States. Congress. Senate. Committee on Post Offices and Post Roads & ProQuest (Firm). (1886). [Extending system for immediate delivery of letters, etc.]. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Post Offices and Post Roads and ProQuest (Firm). [Extending System for Immediate Delivery of Letters, Etc.]. Washington: [publisher not identified], 1886.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Post Offices and Post Roads and ProQuest (Firm). [Extending System for Immediate Delivery of Letters, Etc.]. [publisher not identified], 1886.
Warning: These citations may not always be 100% accurate.