Development and use of the bone filter for removing fluoring from drinking water
Smith, H.V., Davey, W.B.
Development and use of the bone filter for removing fluoring from drinking water - Tucson 1939 - 249-292 p. - Arizona Agricultural Experime .
Development and use of the bone filter for removing fluoring from drinking water - Tucson 1939 - 249-292 p. - Arizona Agricultural Experime .