Personal communication from:  Bob Kreber
To:  Bloomington Drosophila Stock Center
Background:  This is information on an unpublished duplication that is present
in a stock contributed to the Bloomington collection by the Ganetzky lab.  Bob
Kreber was queried by the stock center about the identity of this duplication.
Information communicated:  Dp(2;2)BG is the name Michael Ashburner gave
to a tandem duplication Bob Kreber found in a stock in the Ganetzky lab. It is
duplicated for approximately 41BC to 42BC and covers Df(2R)M41A at the
base of 2R.  This duplication is superimposed on In(2LR)Gla.