National Symphony Orchestra - Acting Principal Percussion Eric Shin plays the Mahler Box during the opening concert. Photo by Scott Suchman. | Facebook
New York Philharmonic - Mahler Box FAQ This week the famous hammer blows in Mahler 6 are performed by Associate Principal Percussion Daniel Druckman. He answers a few questions for us about
A Box and a Hammer: The Story of Mahler's 6th on his 155th Birthday | WQXR Editorial | WQXR
The Mahler Hammer Unveiled - Nathaniel Collins - Percussion
Mahler's Hammer Blows of Death: Better Heard and Not Seen? : r/classicalmusic
Wind machine, Mahler Hammer - FSTJ
File:Version of the 'Mahler hammer' as used by the Baltimore Symphony Orchestra for a performance in November 2016.jpg - Wikimedia Commons
The Hammer Blow Of Fate! | Brendan Ball's Blog o-iii<0
13 intensely satisfying gifs of the hammer blow in Mahler's Symphony No. 6 - Classic FM