William Walcot's "London" is an etching and drypoint executed in brown ink that captures the atmospheric quality of the city through the artist's skilled use of plate tone. Walcot, known for his architectural and urban scenes, employs the combination of etching and drypoint techniques to create varied tonal effects and textural details that evoke the mood and character of London's landscape. The retention of plate tone across the print adds warmth and depth to the composition, characteristic of Walcot's sophisticated printmaking approach.