She merely showed her concern for Miss Helstone in an indirect way, by asking her if the fire made her too warm, placing a screen between her chair and the hearth, closing a window whence she imagined a draught proceeded, and often and restlessly glancing at her. 
She merely showed her concern for Miss Helstone indirectly, by asking her if the fire made her too warm, closing a window whence she imagined a draught blew, and often glancing at her.
