Soubor:Norfolk and Western steam turbine locomotive 2300 Jawn Henry.JPG

• There are no copyright marks on the ad. Modern Railroads copyrights before expiration did not apply to the ad:

• US Copyright Office page 3-magazines are collective works (PDF)

"A notice for the collective work will not serve as the notice for advertisements inserted on behalf of persons other than the copyright owner of the collective work. These advertisements should each bear a separate notice in the name of the copyright owner of the advertisement."

• 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.

1 The symbol © (letter C in a circle); the word “Copyright”; or the abbreviation “Copr.”

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.

3 The name of the copyright owner, an abbreviation by which the name can be recognized, or a generally known alternative designation of owner.1 Example © 2007 Jane Doe.")

Toto je volné dílo, neboť bylo vydáno ve Spojených státech mezi roky 1929 a 1977 bez copyrightové výhrady. Pokud není jeho autor již mnoho let mrtev, je stále autorskoprávně chráněno v zemích, které na americká díla neuplatňují pravidlo kratší doby ochrany, jako jsou například Kanada (50 p.m.a.), Čína (50 p.m.a., netýká se Hongkongu či Macaa), Německo (70 p.m.a.), Mexiko (100 p.m.a.), Švýcarsko (70 p.m.a.) a další země s individuálními smlouvami. Více informací najdete v tomto přehledu. العربية ∙ беларуская (тарашкевіца) ∙ čeština ∙ Deutsch ∙ Ελληνικά ∙ English ∙ español ∙ français ∙ Bahasa Indonesia ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ Nederlands ∙ português ∙ русский ∙ sicilianu ∙ slovenščina ∙ ไทย ∙ Tiếng Việt ∙ 中文（简体） ∙ 中文（繁體） ∙ +/−

1. ↑ Railway Age 26 July 1954