magnifera
- british library method
- british library newspaper library
- british library of political and economic science
- british library of politics, economics and sociology
- british library public catalogue
- british library research and development department
- british library research and innovation centre
- british library sound archive
- british lichen society
- british light music
- british limbless ex-service men's association
- british limb reconstruction society
- british linen bank
- british lion
- british lions
- british liquid crystal society
- british list
- british list brokers association
- british literary and artistic copyright association
- british literature
- british liver trust
- british longhair
- british lop
- british mah jong association
- british malaya