Here's a comparison of the same song and artists, recorded about two months apart. Victor 22040 - May 23, 1929 compared to Edison 52549 - March 11, 1929
Well that was quite the editing together job! First, I am dyed in the wool Edison. At times each version seemed to top the other! I detected needle his on both, and Bass response went back and forth between the two as well. I would say it was in the end, a draw.