Call Number (LC) Title Results
I 28.7:200 Colloids and flotation
Colloids and flotation /
Colloids and flotation. 		3
I28.7-200 Colloids and flotation. 1
I 28.7:201 Accidents at metallurgical works in U.S. during calendar years ...
Accidents at metallurgical works in U.S. during calendar year 1916. 		2
I28.7-201 Accidents at metallurgical works in U.S. during calendar year 1916. 1
I 28.7:201-25 Labor saving at limestone quarries / 1
I 28.7:202 Metal-mine accidents in U.S. during calendar year ...
Metal-mine accidents in U.S. during calendar year 1916. 		2
I28.7-202 Metal-mine accidents in U.S. during calendar year 1916. 1
I 28.7:203 Labor saving at limestone quarries
Labor saving at limestone quarries /
Labor saving at limestone quarries. 		3
I28.7-203 Labor saving at limestone quarries. 1
I 28.7:204 Economic operation of steam turbo-electric stations /
Economic operation of steam turbo-electric stations
Economic operation of steam turbo-electric stations. 		3
I28.7-204 Economic operation of steam turbo-electric stations. 1
I 28.7:205 Saving coal in boiler plants
Saving coal in boiler plants.
Saving coal in boiler plants / 		3
I28.7-205 Saving coal in boiler plants. 1
I 28.7:206 Coke-oven accidents in U.S. during calendar years ...
Coke-oven accidents in U.S. during calendar year 1917. 		2
I28.7-206 Coke-oven accidents in U.S. during calendar year 1917. 1
I 28.7:207 Combustion experiments with North Dakota lignite
Combustion experiments with North Dakota lignite /
Combustion experiments with North Dakota lignite. 		3
I28.7-207 Combustion experiments with North Dakota lignite. 1
I 28.7:208 How to improve the hot-air furnace /
How to improve hot-air furnace
How to improve hot-air furnace. 		3
I28.7-208 How to improve hot-air furnace. 1
I 28.7:209 Traps for saving gas at oil wells
Traps for saving gas at oil wells /
Traps for saving gas at oil wells. 		3