Ralph McQuarrie really is the Obi-Wan Kenobi ofStar Wars.

Even though hes gone, his presence remains to guide the franchise forward.

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ALL CROPS: Ralph McQuarrie. Circa 1978-80.

Credit: Chris Argyropoulos/Lucasfilm

Below are some images we referenced and excerpts from the conversation.

Star Wars Art: Ralph McQuarrieliterally weighs 20 pounds.

Really, Id have to put him ahead of anyone else who did it, although there are others.

NO CROPS: Credits: Star Wars Art: Ralph McQuarrie By Ralph McQuarrie, Brandon Alinger, Wade Lageose, and David Mandel. Foreword by George Lucas © Abrams Books, 2016 (C) 2016 Lucasfilm Ltd. And TM. All Rights Reserved. Used Under Authorization

Hes the reason for it.

And [this book] was a chance to celebrate his work.

An early McQuarrie version of C-3PO featuring a much more human face than the final iteration.

NO CROPS: Production illustration, “Sword fight on antenna,” August 21-22, 1978

A note saying This is right at the bottom was a bit premature.

The droid character was originally modeled after the robot Maria from Fritz Langs 1927 classicMetropolis.

One example was the Rathtar creatures that Han Solo and Chewie are hauling.

NO CROPS: Production illustration, Luke in rancor pit

Not only was he working on pre-production, but during production he did storyboards and matte paintings.

And then on post-production, he started doing marketing things: Crew T-shirts, and Christmas cards.

He was all over the place.

NO CROPS: Storyboard (with additional work by another artist), Yoda

Here we see one of McQuarries original Lucasfilm holiday cards.

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NO CROPS: Concept sketch, C-3PO C-3PO was inspired by the “Maria” robot from Metropolis (1927). McQuarrie’s “this one is right” annotation likely indicates Lucas' satisfaction with the sketch.

NO CROPS: Production illustration, Cloud City, January 16-18, 1978 McQuarrie’s Cloud City production illustration was based on the Imperial City production illustration done for Star Wars.

NO CROPS: Ralph McQuarrie Star Wars Illustration

NO CROPS: Illustration, version 2, Lucasfilm holiday card (1980) and Christmas in the Stars album