Specification for Unified machine screws and machine screw nuts
standard by BSI Group, 07/31/1972

Methods of test for petroleum and its products-Significance and usage of IP precision data
standard by BSI Group, 07/30/1982

Methods of test for petroleum and its products. Distillation of petroleum products
standard by BSI Group, 02/28/1983

Methods of test for petroleum and its products-Determination of asphaltenes (heptane insolubles)
standard by BSI Group, 02/28/1993

Methods of test for petroleum and its products-Distillation of cut-back asphaltic (bituminous) products
standard by BSI Group, 03/31/1982

Methods of test for essential oils
standard by BSI Group, 06/30/1980

Vulcanised fibre (natural colour) for electrical purposes
standard by BSI Group, 08/27/1956

Universal Decimal Classification. English full edition-Land and landed property
standard by BSI Group, 05/30/1969

Universal Decimal Classification. English full edition-Co-operation
standard by BSI Group, 05/30/1969

Universal Decimal Classification. English full edition. Auxiliary table I(e)-Common auxiliaries of place (1/2)
standard by BSI Group, 01/31/1980