United States. Congress. House, ProQuest (Firm), & United States. Congress. House. Committee on Post Office and Post Roads. (1902). Pneumatic-tube service. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House, ProQuest (Firm), and United States. Congress. House. Committee on Post Office and Post Roads. Pneumatic-tube Service. Washington: [publisher not identified], 1902.
MLA (9th ed.) CitationUnited States. Congress. House, et al. Pneumatic-tube Service. [publisher not identified], 1902.
Warning: These citations may not always be 100% accurate.