This is an original 1873 halftone print of a Rowland's Automatic Charger and Discharger of Gas Retorts for gasworks.
This 138+ 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 bleed through visible on this print.
Product Type: Original Halftone Print; Black / White
Grade: Very Fine +++
Dimensions: Approximately 8.75 x 12.25 inches; 22 x 31 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 machinery, invention, mechanical apparatus, engraving