Archivo:Paul Hazard.jpgDescriptionPaul Hazard.jpg French historian Paul Hazard (1878-1944) Date Unknown date Source Author Unknown authorUnknown author Permission (Reusing this
Archivo:Paul L. Hill, CSB Chair.jpgPublic Domain Mark 1.0falsefalse English Paul L. Hill, Member and Chair of the United States Chemical Safety and Hazard Investigation Board (1994-2000)
Archivo:CK12 Life Science2.pdfjpg, License: Public Domain)
Figure 2: A male lion.
(Source: http://en.wikipedia.org/wiki/Image:Lion_waiting_in_Nambia.jpg, License: Creative