[1] They were translated by Emma Helen Blair and James Alexander Robertson, a director of the National Library of the Philippines from 1910 to 1916.

[2] The original 55-volume set was published from 1903 through 1909 by the Arthur H. Clark Company in Cleveland, Ohio.

In 1962, a reissue by photo-offset was printed in Taipeh, limited to 300 sets.

[3] While the series is still considered an important source of Philippine history for non-Spanish speakers, it has been criticized by modern historians, notably Glòria Cano, for deliberately distorting the original Spanish documents to portray the Spanish colonial rule in a negative light (the Spanish "black legend") as part of the general American political strategy of pacifying the Philippines during the American colonial period.

[4][5] This article about a non-fiction book on history of the Philippines is a stub.