Controlled Environment: A Guide to the Practical Design of Installations - Anon.
The Electrical Development Association, Paperback, 1965, Paperback £18.50
Electricity in the Farm Dairy: A Guide to the Practical Design of Installations - Anon.
The Electrical Development Association, Paperback, 1968, Paperback £12.00Greencrop Drying: A Guide to the Practical Design of Installations - Anon.
The Electrical Development Association, Paperback, 1960, Paperback £12.00