File:HCR Herald.png

Summary
Hawaii Consolidated Railway Herald

Heralds are "logos" or "slogans" used by railroad companies and displayed on their equipment.

Licensing
"Copyright does not protect names, titles, slogans, or short phrases. In some cases, these things may be protected as trademarks. ... However, copyright protection may be available for logo artwork that contains sufficient authorship. In some circumstances, an artistic logo may also be protected as a trademark." Excerpt from http://www.copyright.gov/help/faq/faq-protect.html

Use of such images on Wikipedia arguably meets Fair Use requirements. See also http://www.copyright.gov/fls/fl102.html