Postcard photo of the Holiday Lounge car on the Northern Pacific Railway's "Mainstreeter" train, which was a companion train to the North Coast Limited and traveled the same route. The "Holiday Lounges" were a set of five parlor-buffet lounge cars built by Pullman-Standard in 1956 (numbered 487-491).
Date
Not dated or mailed. This train ran from circa 1952 to 1971, ending when Amtrak took over passenger rail service in 1971.
The card has no copyright markings on it as can be seen in the links above.
United States Copyright Office page 2 "Visually Perceptible Copies The notice for visually perceptible copies should contain all three elements described below. They should appear together or in close proximity on the copies.
2 The year of first publication. If the work is a derivative work or a compilation incorporating previously published material, the year date of first publication of the derivative work or compilation is sufficient. Examples of derivative works are translations or dramatizations; an example of a compilation is an anthology. The year may be omitted when a pictorial, graphic, or sculptural work, with accompanying textual matter, if any, is reproduced in or on greeting cards, postcards, stationery, jewelry, dolls, toys, or useful articles.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.
Card has been cropped, auto corrected and minor flaws fixed. Previous upload was to establish dating, source and that there are no copyright marks on it.
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