Original 1994 HP Test and Measurement Catalog

HP Basic Instruments Catalog 1997 Practical solutions for real-life test

HP Direct 1994/1995 Basic Instruments Catalog

HP Test and Measurement Catalog 1999 Hewlett Packard

Lab Equipment Operational Manuals - Over 1000 various manuals List updated 4/11

Philips Catalog ~ Test and Measuring Instruments Catalogue 1974

HP 1993/1994 DC Power 6600 Series Products Catalog

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