132 A. 174 Gallagher et al., Appellants, v. Hildebrand. Supreme Court of Pennsylvania.November 30, 1925. January 4, 1926. Negligence — Evidence — Harmless error — Charge. 1. Where a jury frees a defendant of the charge of negligent conduct producing injury, erroneous admissions of evidence respecting questions of damage or incidents relating thereto, or erroneous […]