Alberto Castillo discography

• http://www.scribd.com/doc/7338538/Alberto-CASTILLO - ALBERTO CASTILLO : DISCOGRAFÍA (1943 - 1960)
• Discography of Alberto Castillo by Manuk
• http://www.tango.info/05099748484420 contains some recordings probably with Requena from 1960 that are not listed in the Scribd-discography
• http://www.tango.info/04024236200221 "alberto castillo milonge del 20" contains only tracks not found in one of the discographies