Lucasarts historian ATMachine has unearthed several screenshots and some video footage from older games early in their development. First up is a missing room from Loom mentioned on the Lucasforums years ago, but never seen by anyone else but French people that happened to buy Tilt magazine issue 81 in September 1990:
The hour glasses appear in the background of the glassmakers city in the EGA version of Loom, but they were painted out in the VGA version.
We now have a better version of the , also from Tilt magazine, and below is a video showing early footage from the game taken from the CD-ROM based Interactive Entertainment Magazine (issue 5, September 1994):
I believe so, but that would have been way, way, WAY early. Like... a pack-in with Zak McKracken (Hey, that rhymes!), or about that era. I recall seeing a couple "issues" of that as well, so unless we're having mutual LA-related hallucinations...
"She can go on for hours... when Guybrush has done something idiotic. Which happens a lot."