WALDER, D N Apparatus for making rapid successive measurements of static surface tension by the ring and torsion balance method. [electronic resource] - The Journal of physiology May 1949 - Proc., 48 p. digital Publication Type: Journal Article ISSN: 0022-3751 Subjects--Topical Terms: Laboratories--instrumentationOrganophosphorus Compounds--metabolismPhosphorus--metabolismPhosphorus CompoundsProstheses and ImplantsSurface Tension