TP - Chemical Technology 34
TS - Manufactures 27
TH - Building Construction 26
T - General Technology 24
TR - Photography 24
TC - Hydraulic and Ocean Engineering 22
TX - Home Economics 21
TA - General and Civil Engineering 16
TN - Mining Engineering and Metallurgy 13
TT - Arts and Crafts 9
TD - Environmental Technology 8
TF - Railroad Engineering and Operation 3
TE - Highway Engineering 2
TJ - Mechanical Engineering and Machinery 1
