Akademik

White Cock Alley
   South out of Thames Street to the Thames, west of and leading to Dyers' Hall (O. and M. 1677).
   Purchased by the Dyers' Company in 1586 as the messuage, then a dye-house, called the "White Cock," now Angel Passage (q.v.) (L. and M. Arch. Soc. V. 462).

A Dictionary of London. . 1918.