Precise dimensions : a history of units from 1791-2018 / [edited by] Malcolm Cooper (The History of Physics Group of the IOP), Jim Grozier (The History of Physics Group of the IOP).
Metrology -- History -- Congresses.
Units of measurement -- History -- Congresses.
Cooper, Malcolm, editor.
Grozier, Jim, editor.
National Physical Laboratory (Great Britain), host institution.
Institute of Physics (Great Britain), issuing body.
History of Units from 1791 to 2018 (Conference) (2016 : Teddington, UK)