1922 Ad Precision Instruments British Thermal Units Gravity Recorder IEC1 XGAA4 located in Conventry

located in Conventry

It was directed by Josef von Sternberg and the screenplay was written by Bernard C

This is an original 1935 black and white print ad for Mackintosh-Hemphill organization out of Pittsburgh

surveyors and scientists

Keywords specific to this image: Gulf

1922 Ad Precision Instruments British Thermal Units Gravity Recorder IEC1 XGAA4 located in ConventryThis is an original 1922 black and white print ad for the Precision Instrument COmpany, specially featuring the Gravity Recorder and the Recording Calorgraph. CONDITION This 89+ year old Item is rated Very Fine +++. Light aging throughout. No creases. No natural defects. No surface rub. No tears. No water damage. There is some bleed through visible on this this ad. Product Type: Original Print Ad; Black White Grade: Very Fine +++ Dimensions: