ADVERTISEMENT. Tue Author acknowledges with great satisfaction, that he derived considerable information from a former Map, executed by Mr. M'Crea, and in the possession of the Grand-Jury of the county of London-Derry. He is also indebted for the Tables on the subject of Climate, and on the Rates of Provisions, to his late esteemed friend, Doctor Patterson of LondonDerry. If there be any other to whom he owes particular thanks, he begs indulgence for unintentional neglects. OMISSION Page 256, the following paragraph was accidentally omitted : “Mr. · Torrens has lately built a good house on his estate of Derrynoid. Already there is such progress in improvements as affords a good earnest of future embellishment and advantages.” ERRATA. 12, — 33, for noe, read one. for the date 1515, read 1615, and transpose the same to its true place in the Chronological order. 184, — 24, for 1 to each two acres (Irish), read lf acres (Irish) to each inhabitant. 297, 14, for rival characters of real, read real characters of rural. 317, 2, for 12 to 20, read 8 to 12. 335, -28, for any another, read any other, 344, — 6, for been abled, read be enabled. The order of precedency of the Companies, as given in the Chart, was taken from a living authority ; but on comparing it afterwards with Oldisworth’s Book of Arms, it appears that the following is the ancient order, and should therefore be substituted after No. 6. 7. Merchant Taylors. 10. Haberdashers. 8. Vintners. 11. Salters. 9. Ironmongers. 12. Clothworkers. SUBSCRIBER S. HIS MAJESTY'S LIBRARY. The Grand Jury of the County of London-Derry, . 1000 guineas. The Honourable the Irish Society, London, 100 guineas. The Worshipful Company of Fishmongers, London, 250 guineas. The Worshipful Company of Mercers, London, . 120 guineas. The Worshipful Company of Ironmongers, London, - 100 guineas. The Worshipful Company of Grocers, London, £100. The Worshipful Company of Salters, London, 50 guineas. The Worshipful Company of Drapers, London, 50 guineas. William Edgeworth, Esq. Edgeworth’s-town. M E MO I R. Sketch of Irish Affairs, preceding the Settlement of Protestant Colonies in Names of Irish Catholics who forfeited in consequence of the Rebellion in Original Scheme for planting the County of London-Derry, - 10 Portion of the Church, - - - . ib. Names of the original Undertakers and Agents for the Twelve Companies, 12 Number of English and Scottish Families in 1619, Extracts from the Charter of London-Derry, Proceedings of the London Companies in alloting their Estates in December Chronological Events from 1531 to 1788, GEOGRAPHICAL STATE AND CIRCUMSTANCES. Summary of the Ranges of Meteoric Instruments, - Annual Statement of various Phenomena, . Experiments on the Temperature of different Springs in the City of London- 72 Magnetic Variation, - . ib. Primitive or granular Limestone, Appearance of Strata in a Quarry near Ballysally, Succession of Strata above the Grotto at Downhill, Order of Strata in descending, - - - Strata, with its depth, at the Second and Third Head Land of Magilligan, , 91 Measurement taken in the upward direction above the Limestone, - 92 Strata above the Rocks which have fallen from the precipice, fc. - 94. Strata in the Ascent of the Lyn-burn to the Waterfall of Stradreah, 95 Observations on Soils and Surfaces, Coast of the Sea-Flats of Lough Foyle, |