The United States Postal Service's Railway Mail Service was a significant mail transportation service in the US during the time period from the mid-19th century until the mid-20th century. The RMS, or its successor the Postal Transportation Service (PTS), carried the vast majority of letters and packages mailed in the United States from the 1890s until the 1960s.

---

Railway Postal Service, 1860s

---

Size: 4500px × 3021px
Location:
Photo credit: © Science History Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1860s, 19th, agency, america, art, bw, century, deliver, department, exportedakg, famous, government, history, independent, mail, mid-19th, mid-20th, office, period, post, postal, pts, railroad, railway, rms, rpo, service, significant, states, successor, time, train, transportation, united, usa, usps