COLLEGES OF ENGINEERING 269 ·
UGG ing (3) by caving and filling; methods of working applicable to de- `
1 if posits according to their origin, thickness, inclination and character. .
lab Two hours ct iceclc, first half of second semester. Three hoiirs ci week,
of lost hoif of second semester. Professor Bxnn.
mas 4. Mining Geology: Ore Deposits, Prospecting and Metal Mining.
OHS Senior. (a) Mining geology: origin of ores, classification of ore de-
posits; irregularities and disturbances of beds and veins. (b) Pros- "
peeting: Systematic methods; value of geology; tracing outcrops; con-
struction of sections; application of descriptive geometry to the solu-
mh tion of mining geology problems. (c) Open cuts and stream workings:
mg hydraulic mining; dredging. (d) Metal mining. Fine hours ci week.
DIG, First sernieslcr. Professor Noizxvoon and Assistant. _
U18 5. Ventilation. Senior. Tlieoretieal considerations; Methods of
ventilation; distribution of air supply. 1·’oiir hours a ieeeic. l·'·irst sem- ‘
gen- csi‘¢·r. Professor Bxnn.
0110 6. Extraction. Senior. Extraction and removal of material:
Mine and surface haulage roads; rope and other means of haulage; .
uml , hoisting; drainage. Five lzours d week. First half of second semester. ‘
ex- Professor Bxm:.
`iilg 7. Gases and Accidents. Senior. (a) Mine gases and illumina-
1‘1‘;~’— tion. (b) Accidents: causes; places; explosions; safeguards; rescue 4
.ia1‘— and relief. l*·!i¢e hears ci :i=<·c·ie. 1·'irsl hal/` of second semester. Protes-
?r0· sor Nonwoon.
8. Mine Plant. Senior. Machinery and appliances for mining,
Hg; hoisting, draining, ventiiating, hauling, screening, loading, storing,
ng; ctc. Three hours tz ireelr, first seinesirr. Five hours it week, firs: half
Soft of seeond semester. Professor Bxnn,
 
T5; 9. Metal Mining Continued and Examination and Valuation of
Ob i·/lines, Etc. Senior. Methods and precautions in examination and
,2a valuation: "salting," concealing exhausted workings, etc.; relation
cf capital invested to actual dividends; mine management; cost
_ sheets. Three hoiirs (1 ·z