Extract from a Survey of the City, Harbour, Bay and Environs of Dublin on the same Scale as those of London, Paris & Rome by John Rocque, 1757

Extract from "a survey of the city, harbour, bay and environs of dublin on the same scale as those of london, paris & rome". A map of dublin by john rocque (1709–1762) which is dated to 1757. This extract highlights the area of the phoenix park in dublin, immediately to the north of islandbridge. The two principle subjects of this extract are: an earthen-works star fort (labelled "the fortification" centre/top) - this fortification was commissioned by then lord lieutenant of ireland thomas wharton (1648-1715) and designed by thomas burgh (1670–1730). Construction started in 1710, but the fortification was never completed. Note the incomplete section/gap on the north east "corner". The remaining earth-works were demolished in 1837. [1] a brick and limestone bastion fort (labelled "powder magazine" centre-left/bottom) - this fortification was commissioned by then lord lieutenant of ireland lionel sackville (1688-1765) and designed by john corneille. Construction started in 1734/1735. The resulting magazine fort still stands in dublin's phoenix park. Date: 1757.