260 Remarkable Effect of a 
Some Lacis respecting a Thunder-siorm at 
the house of Mr. Elias Chadwick, of Svin- 
ton, in the parish of Eceles, and county of 
Lancaster, on Sunday the 6th of August, 
1809—reported from: information. commu- 
nicated upon the spot, and stnce extended 
and revised, by Mr. Chadwick himself—Ath 
September, 1809. 
Me. CHADWICK’s house is situated five 
miles from Manchester, between the roads 
leading from thence to Wigan and to Bolton, 
upon the elevated range of country which lies 
to the right of the river Irwell. The near 
prospects from the house are ‘towatds the 
South-west, over the Worsley ‘coal-district, 
and the flat country bounded by the rivers 
Trwell and Mersey below Manchéster. A 
considerable part of this scene consists of @ 
bog called Chat-moss. If the ‘house itself be 
not over coal, it. is probably owing ‘to some 
derangement of the strata, for coal is procured 
at different depths through the neighbourhood 
in almost every direction. 
The plan (plate 3, fig.2) may give some idea 
of the buildings, where BCDE is the scite of a 
coal-vault with its open entrance at F, and of a 
1 
ns ee 
