Philadelphia, PA, United States
Philip Syng, Jr. (1703-1789). Near here, silversmith Philip Syng, Jr. created the inkstand used to sign the Declaration and Constitution at Independence Hall. With Benjamin Franklin, took part in experiments in electricity; founded institutions like the American Philosophical Society.
Listen to the audio guide for Blue plaque № 29572 Free on WIP — starts by itself when you arrive, even with the screen off