You can see images of the original at https://imgur.com/a/FnPgX, and if you want to improve it, the LDraw file is on github at https://github.com/Floppy/MOCs/tree/gh-pages/Serenity.
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These types of files are created with the LDraw system of software. You will need to install compatible software to open and view the instructions. A full list of available software is on the LDraw site.