Photographs gifted to the Royal Commission on the Historical Monuments of England in 1988.
v. 1. Yorkshire
v. 2. Scotland, Cumberland, Co Durham & Northumberland
v. 3. Lancashire (2 pts.)
v. 4. Wales, Cheshire & Shropshire
v. 5. The north Midlands
v. 6. The south Midlands : Berkshire, Bristol, Buckinghamshire, Gloucestershire, Herefordshire, Hertfordshire, Oxfordshire, Warwickshire & Worcestershire
v. 7. The south and south west : Cornwall, Devon, Dorset, Hampshire, Isle of Wight, Somerset & Wiltshire
v. 8. Greater London & south east : Kent, London, Middlesex, Surrey & Sussex
v. 9. East Anglia & adjacent counties : Bedfordshire, Cambridgeshire, Essex, Norfolk, Northamptonshire & Suffolk
v. 10, pt. 1. Marine engines; pt. 2. Readers' responses; where are they now?; consolidated makers' index.
Stationary steam engines of Great Britain : the national photographic collection by George Watkins. ISBN 1843061074. Published by Landmark Pub. in 2000. Publication and catalogue information, links to buy online and reader comments.