Specification for octave and one-third octave band-pass filters
standard by BSI Group, 05/13/1965
Universal Decimal Classification. English full edition-Pathology
standard by BSI Group, 12/29/1970
Glossary of terms applicable to filings and stuffings for bedding, upholstery, toys and other domestic articles.
standard by BSI Group, 11/07/1955
Brazing-Methods for specifying brazing procedure and operator approval testing
standard by BSI Group, 12/23/1988