The details can be followed, however, in the Catholic Encyclopedia (see external link below).

According to the Catholic Encyclopedia, "the legendary account of his life offers little that is historically certain."

This article incorporates information from the Catholic Encyclopedia of 1917.

Some quotes and information in this article came from the Catholic Encyclopedia.

The dates given above correspond to those in the Catholic Encyclopedia.

He was managing editor of the Catholic Encyclopedia from 1904 to 1920.

He became editor in chief of the Catholic Encyclopedia in 1905.

He made many contributions to the Catholic Encyclopedia of 1913.

According to the Catholic Encyclopedia, "his chronicle is not sufficiently critical to be of much historical value."

According to the Catholic Encyclopedia, these were, in fact, two groups bearing the same names.