Copyright compliance. It matters.

COPYRIGHT PETITION, 1880.
Petition submitted by prominent American authors and publishers in support of a proposed treaty for international copyright, 1880. The legislation was approved in 1891.
From The Scholarly Kitchen (October 6, 2017):
ResearchGate: Publishers Take Formal Steps to Force Copyright Compliance by Robert Harrington
“Scholarly collaboration networks (SCNs) are top of mind these days for publishers and academic societies. One such network is ResearchGate. A new alliance of publishers, called the Coalition for Responsible Sharing, is taking steps to address widespread distribution of published articles in violation of copyright.” Continue reading …
Want to know more? Visit the U.S. Copyright Office website.
Image source: BSC Library Britannica ImageQuest database
COPYRIGHT PETITION, 1880. – Petition submitted by prominent American authors and publishers in support of a proposed treaty for international copyright, 1880. The legislation was approved in 1891.. Fine Art. Britannica ImageQuest, Encyclopædia Britannica, 25 May 2016. quest.eb.com/search/140_1682662/1/140_1682662/cite. Accessed 6 Oct 2017.