Was it Ivy Lee or Henry Ford that pioneered the field of corporate public relations?

Question

Ive read that Ivy is considered one of the founding fathers of the public relations but then I also read that Henry was the first major industrialist to use the public relations concepts!

Answer 1

I believe it was Lee.

http://www.nku.edu/~turney/prclass/readings/3eras2x.html

Answer 2

Thank you