It looked old-fashioned, but not old, and was in perfect repair. When the sun shone down the beech avenue, which faced to the west, it turned the old bricks of the house into a sort of glorified ruddiness, blended of all the warmest tones—red and russet, and brown and orange, with a touch of black relieving it here and there. The effect in autumn, when all those warm tints which, by the alchemy of nature, bring beauty out of the chilly frost and unlovely decay—was as if all the colors in the rainbow had been poured forth; but all so toned and subdued by infinite gradation that the most violent notes of color were chastened into harmony.The passage describes the house in what season?