Here is the interview Rabbi Meir Shapiro (1887-1933) gave to the Jewish Chronicle when he was in London (August 29, 1924 issue):
Not as exciting as it sounds, but it's good to be recorded for posterity.
A few months earlier (May 30, 1924) the opening of the yeshiva, attended by a crowd of 50,000 was noted:
Here's a notice about the showing of a film about the Yeshiva Chachmei Lublin in London (December 19, 1930). Does anyone know if this film still exists?
Finally, here is a description of the contentious election of Rabbi Meir Shapiro as Chief Rabbi of Lublin (July 4, 1930) :