[Hankphenom]

Originally Posted by TCMA

In photography you could add the text with use of an overlay on top of the original negative but it is FAR more likely they were creating copy prints. I say this largely because the chances they had access to the original negatives is next to zilch - also we have evidence of how National Sports Photos, Inc. was working as provided by this photo that sold through LOTG and the copy print of same image shown in the advertising below.

Fantastic collection!