United States Post Office, Parcel Post. Interior, train track

First Steam Car to Carry U.S. Mail.

[Mail letter box.]

319 Thatford Avenue. United States Post Office, Station "P"

[Mail letter box.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Baltic Lloyd Mail Steamship Company.]

Communications, Mail, Street Scene.

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]

[Men unloading cargo from mail steamer.]