The Reels of Gutta-percha Covered Conducting Wire Conveyed into Tanks at the Works of the Telegraph Construction and Maintenance Company, at Greenwich, Robert Charles Dudley, 1865–66

Drawing. Date: 1865–66. Dimensions: Sheet: 6 7/16 × 9 9/16 in. (16.3 × 24.3 cm). Medium: gouache, watercolor over graphite. Collection: Metropolitan Museum of Art. The Reels of Gutta-percha Covered Conducting Wire Conveyed into Tanks at the Works of the Telegraph Construction and Maintenance Company, at Greenwich MET DP801249