TY - BOOK AU - Kayan, Carl F (Ed.) TI - Systems of units: national and international aspects U1 - 389.062 21st PY - 1959/// CY - Washington PB - American Association for the Advancement of Science KW - Standardization; Quality control; Units N1 - A symposium organized by section M on engineering and presented December 29-30, 1958 at the Washington meeting ER -