Steel tests at the National Physical Laboratory and iron ties, Dec 1925 - Jan 1928

SPCAA/SP/7/5/62

Correspondence and results of tests on iron and steel reinforcements undertaken by the National Physical Laboratory.

1 file

Access is strictly by appointment only with the architectural archivist. Material dating from 1990 to the present day is not currently available for public consultation. Some records are subject to a closure period of 75 years under the Data Protection Act.

Akte