Toppan, Carpenter & Company (Philadelphia, Pa.) creator mixed material monographic eng 1 Letter addressed to Aaron V. Brown, U.S. Postmaster General, that includes a contract for printing U.S. postage stamps. Open to research. Negative photocopy. [S.l.]. Printing firm. Collection material in English. Forms part of: Miscellaneous Manuscripts collection. Brown, Aaron V. (Aaron Venable) 1795-1859 Correspondence United States. Postmaster General. Postage stamps United States History 19th century Printers Pennsylvania Philadelphia mm 79001963 Open to research. DLC 800102 20260227111640.0 mm 79001963