Some of the writing on the mugs in the hidden room in portal 2 (I'm pretty sure there where a couple more but these where the ones that I could get clear
I got every mug from the Rattman den in Chamber 17 of Portal 2 and moved it out. : r/Portal
Aperture Laboratories Half Life Portal 2 Tasse en céramique inspirée du jeu – Passe au lave-vaisselle et au micro-ondes Blanc uni 325 ml : Amazon.fr: Cuisine et Maison