Item is volume 2 of "Queries and Hints" containing queries numbered 244-427, created by James Dinwiddie in 1780 while he was in Cork, Kilkenny, and Dublin.
File contains three letters about James Dinwiddie written by architect James Gandon, dated July 18, 1783 - July 19, 1783. One of the letters is addressed to Richard Dalton.
Item is the first volume of a journal created by James Dinwiddie while he was in Ireland and Northern Ireland in 1779-1780. This volume contains scientific queries numbered 1-123 with additional notes and observations in the end pages.
Item is volume 4 of "Queries and Hints," containing queries numbered 614-727, created by James Dinwiddie in May 1784 while he was in Waterford, Ireland.