File talk:Ptld Vintage Trolley at City Hall.jpg

This file has been used by a media organization in: Brendan Dixon (2016-10-13). "Artificial Intelligence Has a Morality Problem". Evolution News & Science Today. Discovery Institute.

This file has been used by a media organization in: David Ludden, PhD (2016-11-29). "Talking Apes: How natural selection reprogrammed the brain for language". Psychology Today. Archived from the original on 2017-01-29. Retrieved on 2017-03-16.