160 
[Assembly 
Between Stockport and Columbiaville, in the same time, about 
100,000. 
At Hudson, at Mr. C. Mellon's yard, about 2,000,000. 
At a yard a few rods below, 1,000,000. 
At New-Lebanon, bricks are made, but to what amount was not as- 
certained. 
At Upper Red Hook Landing, from 300,000 to 400,000. 
At Walker's Lower Red Hook Landing, 900,000. 
Bricks have been made in Chatham, in the valley of Kinderhook 
creek, but the remains of old kilns only were observed. 
In Staatsburg there are brick yards on the east shore of the bay, be- 
low the mouth of Livingston creek, about one and a half miles N. E. of a 
Mr. Emmett's. They make, it is supposed 1,000,000 to 1,500,000. 
At Poughkeepsie, both common and stock bricks are extensively ma- 
nufactured. 
At the kilns a little east of the village they burn from 2,000,000 to 
4,000,000. 
At other yards they burn perhaps 1,500,000. 
Charles Vassar is supposed to burn 1,600,000 stock bricks. 
Andrew Underbill about 1,000,000 do 
Haley, near the Pottery, 800,000 to 900,000 do 
These kilns burn, it is supposed, about 3,500,000 stock bricks per 
annum. They are worth $20 per thousand, thus giving an income of 
$70,000 annually for this branch of industry in this village. 
About one mile north of Barnegat, bricks are burnt, but it is not 
made a steady business. 
There are many places where bricks are occasionally made, but it is 
believed that the above embrace the most important manufactories of 
this article. 
According to the above estimates about 8,500,000 of common bricks, 
and 3,500,000 of stock bricks are made annually, and produce an in- 
come of from $120,000 to $140,000, for this branch of industry alone. 
During the past season, however, less bricks have been made than 
usual, in consequence of the general stagnation of business. 
Slate. 
Slate, under various modifications of aspect and texture, is the pre- 
dominating rock of Columbia and Dutchess counties. The group of 
