Steinschneider remarked in his preface to the second edition of the work in question (xvi. ): "Dr. Brüll appeared to me to possess the rare combination of ability and leisure, zeal and perseverance, requisite for editing such a supplement.'"
Steinschneider commented in his preface to the second edition of the work in question (xvi.): "Dr. Brüll appeared to me to possess the rare combination of talent and leisure, enthusiasm and perseverance, essential for editing such a supplement."