CENCO INSTRUMENT Guage USA Call the 701- No

This is A Central Scientific Company from Division of CENCO Instruments Corp Catalog No. 76047. Not sure what it measured Water or air Temperature Looked up similar items Related to it !!! We are listing it as " Unique Collectable " MAKE OFFER !!! QUICKER To CALL 701- # CLICK On The CONTACT Member No Tab THANKS !!!