Elna made twelve unsuccessful English Channel swims, from 1946 to 1959 (her best attempt was in 1950 in the Daily Mail swim when she reached within two miles of the English shore, She swam for 14hrs.37 minutes).
She did nine individual attempts, and two with Billy Butlin.
France to England: Sept.17th 1946, 3hours 2mins. July 27th 1947, 2hrs. 20mins. Sept. 04th 1947, 21hrs.15mins. Sept. 10th 1948, 2hrs. 5mins. Aug. 22nd 1950, 14hrs. 37mins. First Daily Mail Race. Aug. 6th 1953, 8hrs, 2mins. Billy Butlin Race. Aug. 8th 1955, 7hrs. 30mins. Billy Butlin Race. Sept. 3rd 1957, 2hrs.30mins.
England to France: Aug. 2nd 1951, 12hrs. 35mins. Aug. 14th 1952, 15hrs. 8mins. July. 15th 1959, 13hrs. Aug. 10th 1959, 15hrs. 6mins.