electrical_wire_arc_256_01b
electrical_wire_straight_256_01a
glados_screenborder_curve
electrical_conduit_joint_01a
rail_horizontal_straight_128
hanging_walkway_128a_cards
glados_wheatley_boss_animation
glados_wheatley_boss_screen
indicator_lights_corner_wall
black_wall_metal_005a_top
black_wall_metal_005b_top
underground_metalgrate001b