Circular letter of E.B. O'Callaghan to Peter Force undated Circularre: Le Temoin Oculaire de la guerre des Bastonnais en Canada, dans les Années 1775 et 1776. Par Simon Sanguinet Avocat de Montreal
Relations des Jésuites sur les découvertes et les autres évènements arrivés en Canada, et au nord et à l'ouest des États-Unis (1611-1672). Par ... E. B. O'Callaghan ... Traduit de l'Anglais avec quelques notes, corrections et additions. MS. notes
Documents Relative to the Colonial History of the State of New-York ...: new ser., v.1 Documents relating to the history of the Dutch and Swedish settlements of the Delaware River... 1877
Muster Rolls of New York Provincial Troops, 1755-1764. [Copied by E.B. O'Callaghan and B. Fernow. With an Index by W. Kelby and an Introduction by E.F. De Lancey.].
Resolutions to be Proposed by Mr. O'Callaghan, in a Committee of the Whole House Appointed to Take Into Consideration Certain Passages Touching the State of this Province, in the Speech Delivered by Sir John Colborne, Lieutenant Governor of Upper Canada, at the Opening of the Parliament of that Province, on Thursday the 14th January 1836
Documents Relative to the Colonial History of the State of New York, Procured in Holland, England and France, by J.R. Brodhead, Agent ... Edited by E.B. O'Callaghan. With a General Introduction by the Agent. (vol. 12, Etc. Documents. Translated and Compiled from Original Manuscripts ... by B. Fernow. General Index [of Vol. 1-10], Etc.).