Contemplation 8 by Donna Usher. This work and many others will be on display, starting Sept. 6 at the LGTripp Gallery in Philadelphia. PHILADELPHIA — A solo show by internationally-exhibited artist Donna Usher of Chester County will open at the LGTripp Gallery in the Old City section of Philadelphia beginning September 6. Usher’s show has already garnered an outstanding review by Dr. Burt Wasserman,...