| Publisher | Her Majesty's Stationery Office |
| Copyright Holder | Crown Copyright |
| Printed by | HMSO Press |
| Author | B. H. St. J. O'Neil, G. C. Dunning |
| Format | Paperback |
| Language | English |
| Location | London |
| This Impression | 1971 |
| Pages / Font | 28 pages |
| ISBN | 0 11 670415 2 |
| Price | 15p |
| Impression/Printing No. | 2 |
| Notes | Second impression. |
Added by steppenwolf_a_558