The report of John Trail, engineer, concerning the practicability and expence of compleating the Grand canal from Dublin to Tullamore in the King's county, and making the Maiden and Brusna rivers navigable from thence to the river Shannon; with collateral cuts to the rivers Barrow and Boyn, &c. Addressed to the Right Honourable the lord-mayor, sheriffs, Commons and citizens of the city of Dublin, by whose order the survey was made, and report published