. . "GLaDOS/Screen images"@en . . . . . "What follows are the 143 images displayed on GLaDOS' screens at the end of Portal, sorted by subject. Those with a beige background were taken by Valve, some were taken from the free stock images section of the website Turbo Photo, as well as the clipart database of the Educational Technology Clearinghouse website."@en . "What follows are the 143 images displayed on GLaDOS' screens at the end of Portal, sorted by subject. Those with a beige background were taken by Valve, some were taken from the free stock images section of the website Turbo Photo, as well as the clipart database of the Educational Technology Clearinghouse website."@en .