glados_wheatley_boss_animation
electrical_wire_arc_256_01b
triple_wallpipe_straight_c
triple_wallpipe_straight_a
electrical_conduit_joint_01a
glados_wheatley_boss_screen
electrical_wire_straight_256_01a
triple_wallpipe_straight_b
underground_metalgrate001b
black_wall_metal_005b_top
black_wall_metal_005a_top
indicator_lights_corner_wall
observation_tilefloor003a