Engraving on smooth, moderately thick, cream wove paper
Dimensions:
Sheet: 9 3/8 × 7 1/4 inches (23.8 × 18.4 cm)
Inscription(s)/Marks/Lettering:
Lettered, center: "637 Thames Tunnel | WAPPING ENTRANCE | 1200 feet lon 76 feet belwo high water mark was 8 Years building and cost £446,000, Opened March 25, 1843"; lower center: "638 Thames Tunnel | ROTHERHITHE ENTRANCE | 1200 feet long 76 feet below high water mark was 8 Years building and cost £446,000. Opened March 25, 1843"
Credit Line:
Yale Center for British Art, Paul Mellon Collection