Close-up view of the unusual and distinctive "underslung" <a href="//commons.wikimedia.org/w/index.php?title=Octave_key&amp;action=edit&amp;redlink=1" class="new" title="Octave key (page does not exist)">octave key</a> mechanism on a <a href="//commons.wikimedia.org/w/index.php?title=C._G._Conn&amp;action=edit&amp;redlink=1" class="new" title="C. G. Conn (page does not exist)">Conn</a> 6M "Lady Face" <a href="//commons.wikimedia.org/w/index.php?title=Alto_saxophone&amp;action=edit&amp;redlink=1" class="new" title="Alto saxophone (page does not exist)">alto saxophone</a> dated 1935. Note:- most saxophone octave key tone holes are situated <i>above</i> the crook.
Tom Oates (required attribution = 'Photo by Tom Oates')
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>