Home Solar Group Seminar: Probing sunspots with two-skip time-distance helioseismology (T. Duvall) Solar Group Seminar: Probing sunspots with two-skip time-distance helioseismology (T. Duvall) Date: Aug 4, 2015 Time: 11:00 AM - 12:00 PM (Local Time Germany) Speaker: Tom Duvall Location: MPS Room: Auditorium Host: Manfred Schüssler