Drill, not sure where. From page 105 of catalogue. See link for notes on the catalogue.
| Ref | M1960 |
| Date taken | 1951-1953 |
| Source | Crittall Windows catalogue no.163, 1953 Published by Crittall Manufacturing Company Ltd., Braintree. Large book. Copy lent by John Thurgood of Terling. There is another copy at Braintree museum. . |