| Q-Science | R-Medicine | S-Agriculture | T-Technology | U-Military | V-Naval |
| Q-Science | R-Medicine | S-Agriculture | T-Technology | U-Military | V-Naval |
| Technology (General) | T |  | Engineering (General) & Civil Engineering | TA |
 | Hydraulic Engineering | TC |
 | Environmental Technology & Sanitary Engineering | TD |
 | Highway Engineering | TE |
 | Railroad Engineering and Operation | TF |
 | Bridge Engineering | TG |
 | Building Construction | TH |
 | Mechanical Engineering & Machinery | TJ |
 | Electrical Engineering, Electronics, & Nuclear Engineering | TK |
 | Motor Vehicles, Aeronautics, & Astronautics | TL |
 | Mining Engineering & Metallurgy | TN |
 | Chemical Engineering Technology | TP |
 | Photography | TR |
 | Manufactures | TS |
 | Handicrafts & Arts and Crafts | TT |
 | Home Economics | TX |