United States. Congress. House. Committee on Post Office and Post Roads & ProQuest (Firm). (1892). Letter from the Postmaster General, transmitting, in response to resolution of July 15, information relating to all new mail service established on railroads since March 4, 1889. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Post Office and Post Roads and ProQuest (Firm). Letter from the Postmaster General, Transmitting, in Response to Resolution of July 15, Information Relating to All New Mail Service Established on Railroads Since March 4, 1889. Washington: [publisher not identified], 1892.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Post Office and Post Roads and ProQuest (Firm). Letter from the Postmaster General, Transmitting, in Response to Resolution of July 15, Information Relating to All New Mail Service Established on Railroads Since March 4, 1889. [publisher not identified], 1892.