30.0 MB (3.4 MB compressed)
3857 x 2715 pixels
32.8 x 23.1 cm ⏐ 12.9 x 9.1 in (300dpi)
ANN RONAN PICTURE LIBRARY / HERITAGE IMAGES / SCIENCE PHOTO LIBRARY ANN RONAN PICTURE LIBRARY / HERITAGE IMAGES / SCIENCE PHOTO LIBRARY
Grand Junction Canal, Northampstonshire, 1819. Pound locks descending to north entrance of the Braunston tunnel, Northampstonshire. Chief engineer, William Jessop: Resident engineer, James Barnes. Part of network linking London with Midlands manufacturing towns, and with Liverpool.
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