BS G 123:1949 Specification for aircraft magnetic compass, remote-reading (non-stabilized)
BS M 22:1949 Specification for silica gel acid activated for aircraft purposes
BS 5550-3.9.1:1980 Cinematography. 35 mm film. Projector spools - Specification for 35 mm film spools of 610 m capacity (38 cm size) for release prints
BS G 118:1949 Specification for aircraft magnetic compass, direct-reading
BS SP 18 and 19:1949 Specification for washers for aircraft purposes (primarily for use with timber)
BS 325:1947 (R2017) Specification for black cup and countersunk bolts nuts partTitleEN sectionTitleEN
BS A 22:1947 Units of measurement in civil aviation
BS 3SP 3:1943 Specification for aircraft material. Fork joints (low tensile type) (for sizes No. 4 B.A. to $9H inch B.S.F. inclusive)
BS 2SP 7:1943 Specification for aircraft material. Fork joints (high tensile type) (for sizes No. 4 B.A. to $9L inch B.S.F. inclusive)
BS 852:1939 Specification for toolmakers' straightedges