Then the Annual literary index gives a yearly index of subjects and authors, and serves as a supplement to the Poole supplement.

For such as cannot be even a year without a periodical index we now have the admirable Cumulative index, bi-monthly, edited by the Cleveland public library.

Thus all the principal periodicals since the beginning of the century may be consulted by reference to one or more of five single books or alphabets.
"The Review of reviews must be mentioned as a useful monthly index to current periodical literature, but of little value for study reference as compared with the indexes just mentioned.

An annual index issued by the Review of reviews, since 1890, is good in its way, though rather superficial.

Sargent's Reading for the young, and its supplement, index the juvenile sets of St Nicholas, Harper's young people, and Wide Awake.