WMMR 47th July 13, 2021 at 2560 × 1708 in WMMR Samples (1985-2020) ← Previous Next → WMMR’s Pierre Robert broadcasts near the radio station’s former home in Rittenhouse Square in celebration of it’s 47th birthday Wednesday April 29, 2015 in Philadelphia, Pennsylvania. (Photo by William Thomas Cain/Cain Images)