of his keepership, and the early portion of that of his successor Mr. Panizzi, the catalogue was the theme of constant communication between these officers and the Trustees. On December 17, 1838, the Trustees announced their determination to commence not merely the compilation but the printing of a catalogue, comprising all books then in the Library, in the following year. Mr. Panizzi, though entirely concurring with Mr. Baber's views as to the inexpediency of going thus prematurely to press, accepted the responsibility imposed upon him by a letter dated the next day. In the spring of 1839 the famous ninety-one rules of cataloguing were framed by him, with the assistance of Messrs. Winter Jones, Watts, Parry, and Edwards. On July 13 these rules were sanctioned by the Trustees, and on August 8 the commencement of the undertaking was formally announced by Mr. Panizzi, in a circular addressed to the whole department. In July 1841, the first, and last, volume of the catalogue was issued to the public. It was an admirable catalogue, reflecting high credit upon all who had taken part in it, especially Mr. Winter Jones, who had exercised a general superintendence, Mr. Bullen, who had prepared the extensive and difficult article Aristotle, and Mr. Rye, who had read the whole in proof. But, although the catalogue continued to be actively prosecuted in manuscript, the Trustees ceased to urge the continuance of the printing, and not another sheet ever went to press.
Whence this abortive result? Mainly because
