Vintage 1961 Fluke Precision Instruments Products Catalog

General Precision Aerospace Complete Catalog Technical Data for 1964 Equipment

Simpson Electric Company Lab-Line Precision Instrument Group Catalog No. 066.

Dover Instrument Corporation Precision Products Catalog.

B & K Precision Dynascan Corporation Test Instruments Catalog BK-85.

1941 FEDERAL Precision Measuring Instruments, Providence, RI Catalog No. 41

Fowler Company Auburndale Mass Catalog 1479 Precision Measuring Instrument

Ruska Instrument 9609-0041 1996 Precision Pressure Measurement Quick Catalog.