Joly, J. R. (1739). Four letters originally written in French, relating to the kingdon of Ireland: Accompanied with remarks. To which is added, a fifth letter by the same author, containing a computation of the number of inhabitants in all the kingdoms and chief cities of Europe, with a conjecture concerning the number of all the people that have lived upon the face of the earth, from the creation to the present time. printed by R. Reilly, for Edward Exshaw.

Joly, Jaspar Robert. Four Letters Originally Written in French, Relating to the Kingdon of Ireland: Accompanied with Remarks. To Which Is Added, a Fifth Letter by the Same Author, Containing a Computation of the Number of Inhabitants in All the Kingdoms and Chief Cities of Europe, with a Conjecture Concerning the Number of All the People That Have Lived upon the Face of the Earth, from the Creation to the Present Time. printed by R. Reilly, for Edward Exshaw, 1739.