Call Number (LC) Title Results
I 28.23:2315 Placer mining methods
Placer mining methods. 		3
I28.23-2315 Placer mining methods. 1
I 28.23:2316 Subject list of reports of investigations
Subject list of reports of investigations. 		2
I28.23-2316 Subject list of reports of investigations. 1
I 28.23:2317 Recent articles on petroleum and allied substances
Recent articles on petroleum and allied substances. 		2
I28.23-2317 Recent articles on petroleum and allied substances. 1
I 28.23:2318 Unsaturated hydrocarbon constituents of gas from destructive distillation of water-gas tar and coal mixture
Unsaturated hydrocarbon constituents of gas from destructive distillation of water-gas tar and coal mixture. 		2
I28.23-2318 Unsaturated hydrocarbon constituents of gas from destructive distillation of water-gas tar and coal mixture. 1
I 28.23:2319 Prevention of illness among miners
Prevention of illness among miners. 		2
I28.23-2319 Prevention of illness among miners. 1
I 28.23:2320 Performance of fan-pipe installations in metal mines
Performance of fan-pipe installations in metal mines. 		2
I28.23-2320 Performance of fan-pipe installations in metal mines. 1
I 28.23:2321 Mine timber preservation
Mine timber preservation. 		2
I28.23-2321 Mine timber preservation. 1
I 28.23:2322 Properties of typical crude oils from producing fields of Kansas
Properties of typical crude oils from producing fields of Kansas. 		2
I28.23-2322 Properties of typical crude oils from producing fields of Kansas. 1
I 28.23:2323 Smoke problem.
Smoke problem 		2
I28.23-2323 Smoke problem. 1
I 28.23:2324 Some factors affecting products from destructive distillation of oil shales
Some factors affecting products from destructive distillation of oil shales. 		2
I28.23-2324 Some factors affecting products from destructive distillation of oil shales. 1