Pennsylvania: Presidents of the Council of Safety: 1776-1777 Chairman of the Council of Safety [1] 24 Jul 1776 - 26 Jul 1776 David Rittenhouse 27 Jul 1776 - 27 Jul 1776 Samuel Morris 29 Jul 1776 - 31 Jul 1776 David Rittenhouse (x) 1 Aug 1776 - 1 Aug 1776 Samuel Morris (x) 2 Aug 1776 - 2 Aug 1776 Thomas Wharton, Jr. 5 Aug 1776 - 6 Aug 1776 David Rittenhouse (x) President of the Council of Safety 6 Aug 1776 - 4 Mar 1777 Thomas Wharton, Jr. (x) [1] Appointed "to take the Chair for the day"; no sessions of the Council of Safety were held on 28 Jul 1776, 3 Aug 1776, and 4 Aug 1776. Last updated on: 09 Apr 2016 21:00:00