T56 NEW YOEK STATE MUSEUM 



molded in anger side-ent machines and repressed. The shale from 

 this locality is mentioned in chapter on " Shale ", p. 839. 



CatsJcill. The works of the Eastern paving brick company rank 

 next in size to those at Syracuse. The material used is a mixture 

 of Hamilton shale and Quaternary clay, both of which are obtained 

 at Cairo. They are brought to the works by railroad. After 

 crushing and mixing, the bricks are molded in auger machines, and 

 burned either in rectangular down-draft kilns or in a continuous 

 one built according to the design of Mr Haight, superintendent at 

 the factory. 



A view of this kiln, which is in successful operation, is shown 

 in pi. 45. 



Hornellsville. The Preston brick co. manufactures brick from 

 Chemung shale. The quarries are located on the Erie railroad 

 about one mile from Hornellsville. The bricks are molded in a 

 side-cut auger machine, but are not repressed. They are dried in 

 tunnels and burned in circular down-draft kilns, (pi. 44) 



The material is described under " Shale ", p. 839. 



Newfleld. The description of this plant is given on p. Y28. 

 The paving brick are auger side-cut ones, and are repressed either 

 in hand or steam power represses. 



Jamestown. The Jamestown shale paving brick company at 

 this place makes both end-cut and side-cuit paving brick. The 

 product is usually repressed, dried in tunnels and burned in down- 

 draft kilns. One form used at this works is divided longitudinally 

 by a brick wall into two compartments. A view of the works is 

 Bho^svn in pi, 63. 



Syracuse. The ISTew York paving brick company at Geddes, 

 near Syracuse, is the only one in the state that uses clay alone. 

 The material is brought bv canal from Threeriver Point on the 

 Oswego river, 10 miles northeast of Syracuse. The clay deposit 

 is said to be 35 feet thick. It is a soft gritty clay of moderate 

 plasticity and great stickiness. 



