Avant Garde Gothic Medium  Vorgeschlagen von donshottype 

Customized using an alt A
http://www.myfonts.com/fonts/itc/avant-garde-gothic/std-medium/glyphs.html#glyphs/541351/257
and running it together with _C_ and _D_ with the tip of the lower lhs clipped from _A_

anyone else pleaase??