found: Tappe, P. Det gamle Læk ... 1977 (subj.)t.p. (Læk) p. 5 (village) cov. (in Tønder, Jutland) p. 10 (Leck)
found: D 77-44(Læk)
found: BGN(Leck, ppl, 54°46ʹN 8°59ʹE)
found: Hegedo, H.G. 750 Jahre Leck, c1981:t.p. (Leck) p. 5, etc. (Gemeinde Leck; in 1231 name first appeared in document as Lecky)
found: Deut. Bundes-Adressb., Länderteil, 1980/81:p. 1732 (Leck; Kreis Nordfriesland, Schleswig-Holstein)
found: Bundesrep. Deutschl., Landesausg. Schleswig-Holstein, 1981:p. 134 (Gemeinde Leck; Kreis Nordfriesland)