Carl Leipold

发表

Preparation and Conditioning of Aluminum Sulphate Solution Before Applying to Water

Carl Leipold, 1936 .

Tap Sterilizer for Water Sample Collection

Carl Leipold, 1937 .

Mechanical Agitation and Alum Floc Formation

Carl Leipold, 1934 .

Hood for Finished Water Observation Station

Carl Leipold, 1938 .