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  • ISA Instruments S.A. (UK) Ltd. : new specifications for Dichrograph CD6.
  • DPR2000 : on-line density measuring system : measuring cell DPR4122 XE / Anton Paar K.G.
  • Photomultiplier tubes / 20th Century Electronics Limited.
  • Surgical instruments: a variety of forceps, drills and scissors, with demonstrational figures. Etching by R.W., 1687.
  • Surgical instruments, including lancets, needles and scissors. Engraving with etching, 1771.
  • Density & concentration / Anton Paar K.G.
  • Extend the lifetime of your Waters steel cartridge column and increase its efficiency : Sentry / Waters Corporation.
  • DMA 38 : precision density meter with built-in thermostat / Anton Paar K.G.
  • Surgery: an assortment of surgical instruments, including a catheter, a probe and a spatula. Engraving with etching by Defehrt after L.-J. Goussier.
  • Two kinds of anal fistulas, instruments recommended by Rungius (surgeon in Bremen) to cure anal fistulas and various probes and needles for the treatment Engraving with etching.
  • DPR-T : density transmitter for OEM-applications : a measuring system to determine the density of liquids at continuous flow / Anton Paar K.G.
  • Left, forceps to cut out circular pieces of bone; right, tables of measures. Engraving with etching.
  • Surgical instruments, mainly cautery irons. Drawing with watercolour.
  • A sphygmograph: an instrument (also known as a 'pulsometer') for recording graphically the features of the pulse and variations in blood pressure. Wood engraving, 1850/1880?.
  • Surgical instruments. Engraving by Andrew Bell.
  • Hernias and surgical instruments for their treatment. Engraving with etching by R. Parr.
  • Surgery: top, a rectum with a fistula; below, a number of bandages. Engraving with etching by A.J. Defehrt after L.-J. Goussier.
  • Surgical instruments and patients undergoing treatment (trepanation). Engraving with etching.
  • Surgical instruments: seven figures. Pen and ink drawing, 1850/1910?.
  • mPDS 2000 evaluation unit : on-line density and concentration measurement / Anton Paar K.G.
  • Surgical instruments: five figures, including forceps. Pen and ink drawing, 1850/1910?.
  • DMA 36 DIP IN density meter / Anton Paar K.G.
  • Surgical instruments. Engraving with etching.
  • Photomultiplier tubes / 20th Century Electronics Limited.
  • Density & concentration / Anton Paar K.G.
  • Surgical instruments for lithotomy operations. Engraving by Mutlow.
  • DMA35 : digital density meter... / Anton Paar K.G.
  • Surgery: Left, surgical instruments to retrieve foreign objects from the oesophagus; right, a bladder with a bladderstone and a hernia. Engraving with etching by Defehrt after L.-J. Goussier.
  • Surgical instruments and a patient having her breast measured. Engraving with etching by R. Parr.
  • Surgical instruments for trepanning, including Mr. Hey's large straight saw. Engraving by Wilson Lowry after J. Farey jun.