Use the following call numbers to find books on the shelves:

TA: Engineering (General). Civil Engineering
TC: Hydraulic engineering. Ocean engineering.
TD: Environmental technology. Sanitary engineering.
TE: Highway engineering. Roads and pavements.
TF: Railroad engineering and operation.
TG: Bridge engineering.
TH: Building construction.
TJ: Mechanical engineering and machinery.
TK: Electrical engineering. Electronics. Nuclear engineering.
TL: Motor vehicles. Aeronautics. Astronautics.
TN: Mining engineering. Metallurgy.
TP: Chemical technology
TS: Manufactures