DescriptionPETER CLARK INC. STAGE ELEVATOR AD 1924.jpg
English: Peter Clark, Inc,. Advertisement 008
Date
Source
Exhibitor's Trade Review magazine July 12, 1924
Author
Trade advertisement
Licensing
Public domainPublic domainfalsefalse
This advertisement (or image from an advertisement) is in the public domain because it was published in a collective work (such as a periodical issue) in the United States between 1929 and 1977 and without a copyright notice specific to the advertisement. Unless its author has been dead for several years, it is copyrighted in jurisdictions that do not apply the rule of the shorter term for US works, 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. See this page for further explanation.