Here's another #walloforange, in this case VAX/VMS manuals, from Brian Conlon's history of the totalisator:
https://retrocomputingforum.com/t/the-wall-of-orange-decs-manuals/1314
The wall of orange: DEC's manuals
I struggled a bit to find a photo of the well-known wall of orange phenomenon, but here’s one from Brian Conlon’s pages on the totalisator: There’s also a version in the wikipedia page for RSTS/E: This is a photograph of a bookshelf containing the complete operating system document set for RSTS/E. A complete set takes up 3 feet of bookshelf area which is why half of these 3-ring binders are placed in this bookshelf backward. This picture does not display any information from the interior ...