These are sections in the Library that may contain books related to business.
Business:
TA165: Engineering Instruments, meters, etc. industrial instrumentation
TJ1125 to TJ1345: Machine Shop & Machine Shop Practice
Try using some of these search terms in the library catalog. You can string search terms together to perform narrower searches:
Instrumentation and Process Control by 
Instrumentation Level 1 Trainee Guide by 
Process Instrumentation, Control, and Dynamics by 