1922 Ad Precision Instruments British Thermal Units Gravity Recorder IEC1

This 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: Approximately 7 x 5 inches; 18 x 13 cm
• Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance
• Protection: Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation)

Keywords specific to this image: Vintage Advertising, Scientific Equipment, Science Materials, Newark New Jersey, Gauges, Indicators

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