174 University Geological Survey of Kansas. 
PROSPECTING, MINING AND MILLING MACHINERY. 
Topsand concentrating machinery. 
Hoisting apparatus. 
Cages. 
Buckets. 
Ropes. 
Dumping machinery. 
Cars. 
Sizing apparatus. 
Chutes and Screens. 
Chutes. 
Fixed bar screens (grizzlies). 
Shaking screens. 
Revolving screens. 
Reducing machinery. 
The Blake crusher. 
Rolls. 
Bucking boards. 
Ore concentrating machinery. 
Jigs. 
The hand jig. 
The power jig. 
Slime washing and concentrating apparatus. 
The Wilfley table. 
Buddles. 
The round table. 
The hydraulic separator. 
Settling tanks or slime and sand classifiers. 
Gravity spouts or launders. 
Feeding apparatus. 
PUMPING MACHINERY. 
Mine pumps. 
The endless belt pump. 
The Cornish pump. 
The pump head. 
The column pipe. 
The working barrel. 
Clack valves. 
The suction and sleeve. 
Methods of lengthening column pipe. 
Working barrel valves. 
Bobs. 
Steam pumps. 
Direct acting plunger and piston pumps. 
Rotary pump ( Miracle). 
Mill pumps. 
Centrifugal pumps. 
Pulsometer. 
VENTILATING MACHINERY. 
