1922 Ad Precision Instruments British Thermal Units Gravity Recorder IEC1 XES4 Please note that there is

Please note that there is ink from a mailing stamp in the bottom right corner

Keywords specific to this image: Archeology

" This is an original 1913 two-color print of a sketch of a nude bust by Otto Rieth

This is an original 1906 sepia halftone print of a view of the head of Valley 2

clean-tasting pick-me-up that prevents thirst from returning

1922 Ad Precision Instruments British Thermal Units Gravity Recorder IEC1 XES4 Please note that there isThis 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: