Certificate pursuant to section 12 of the Weights and Measures Act 1985 certification no 2550 ... the Secretary of State for Trade and Industry hereby certifies as suitable for use for trade a pattern of spirit measuring instrument, as described in the descriptive annex to this certificate, and having the following characteristics ... : submitted by Beaumont House Ltd.
Great Britain.Department of Trade and Industry.
National Weights and Measures Laboratory.
Beaumont House Limited.
Teddington : National Weights and Measures Laboratory,
1999.
Reference no. STD 7431.