Originally published 1905. Since this is pre-1923, the article is now in the public domain (out of copyright): http://en.wikipedia.org/wiki/US_copyright. If for any reason this is not the case, this file can be removed.
reference: Lull, R., 1905, Restoration of the horned dinosaur Diceratops: American Journal of Science, 20. 420-422
Article scanned as part of the Dinosaur Digital Library Project, a for-research-only resource since 2004.
Click on "The Dinosaur Digital Library Project" link (under publisher) to see other out-of-copyright titles uploaded as part of this project