Ruska 1011-801 Gas Permeameter W/ Brooks Instrument Flow Meter

Ruska 1011-801 Gas Permeameter with Brooks Instrument Division Flow Meter. Unit is in good physical condition with general wear and scratching (see pictures). Come with what is pictured, does not have the metal cup that sits above the screw clamp, also missing left knob and cover of flow meter has some cracks around screws. ALL OFFERS AND QUESTIONS WELCOME!! #'s on item: CAT. NO. 1011-801 SER. NO.42064 Guage ITEM NO. -1 CHART NO. -5 IMA-33002 006 Brooks Meter Serial No. 9002HC021685 / 1 Model No. 1370CZ1A3AZZ17