This is a set of two original 1878 halftone prints of the Automatic Gas-Pumping Engine, manufactured by Welch & Lawson, 176 Center Street, New York City. Fig. 1 shows a perspective view of a Gas-Pumping Engine. Fig. 2 shows a vertical section of a Gas-Pumping Engine.
Please see both images.
CONDITION
This 133+ year old Item is rated Very Fine +++. Light aging throughout. No creases. No natural defects. Some light surface rub. No tears. No water damage. Please note there is print on the reverse, and some light bleed through visible. Figure two measures 2.75 by 4.25 inches.
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Product Type: Original Halftone Prints; Black / White
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Grade: Very Fine +++
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Dimensions: Approximately 2.75 x 4.25 inches; 7 x 11 cm
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Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance
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Protection: Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation)
MAB1A7C78