The credits at the AIGA Design Archives say “Hand lettering: John Pistilli”. This type appears to match Pistilli Roman which was first shown in 1964 but may not have been available until later.
Contributed by jimrugg
Contributed by Stephen Coles
Contributed by Frode Helland
Photo(s) by Nick Sherman on Flickr.
Contributed by Rosetta
Contributed by Florian Hardwig
Contributed by Sabrina Lopez
Photo(s) by “Nina Stössinger” on Flickr.
Photo(s) by “Philipp Messner” on Flickr.