(c) 1977 and I'd guess very early because of the text and pictures. A few decades pre-Photoshop, so I'm sure they had Darth Vader and the rest in these t-shirt for the cover.
They're all backward, and over the 30 years, the transfers have copied themselves to the opposite page a bit.
"Artoo Detoo" instead of R2-D2.Same for "See Threepio"
One of our favorites...the old promotional poster that don't really look anything like the real characters.