Not sure I’ve seen those air anywhere since the late 1980’s. I never saw them with the Galen intros. There might have been a run on the SciFi channel in the 90’s. 16mm prints do exist though.
https://www.ebay.com/itm/Treachery-and-Greed-On-The-Planet-Of-The-Apes-1980-16mm-feature-/333560417807
JEDIT: Old Starlog article
http://starlogged.blogspot.com/2017/03/the-lost-planet-of-apes-movies-starlog.html