HP 01900-90903 1972 Model 1900A Pulse Generator (Mainframe) Oper Service Manual.

Original Hewlett Packard 1900A Pulse Generator Ops&Service Manual 01900-90902

HP 01900-90904 Model 1900 Pulse Generator (Mainframe) Operating & Service Manual

General Radio Type 1340 Pulse Generator Instruction Manual Vintage 1969

HP / Agilent 02621-2 1969 Model 1900A Pulse Generator Oper. & Service Manual.

HP 08007-90002 1972 Model 8007B Pulse Generator Operating & Service Manual.

HP 00216-90902 Model 216A Pulse Generator Operating & Service Manual.

HP 02621-2 Model 1900A Pulse Generator (MainFrame) Operating & Service Manual