Anderton, Pamela
Changing to the metric system : conversion factors symbols and definitions /Pamela Anderton - 3rd ed. - London Her Majesty's Stationery Office 1969 - v, 48 p.
114800030
Metric system
530.812 / AND
Changing to the metric system : conversion factors symbols and definitions /Pamela Anderton - 3rd ed. - London Her Majesty's Stationery Office 1969 - v, 48 p.
114800030
Metric system
530.812 / AND