Tagney 1976,第65-67, 68-75頁 Tagney, Ronald N, A County in Revolution: Essex County at the dawning of independence, Manchester, MA: The Cricket Press, 1976, OCLC 3423404(英语)
Tagney 1976,第140-142頁 Tagney, Ronald N, A County in Revolution: Essex County at the dawning of independence, Manchester, MA: The Cricket Press, 1976, OCLC 3423404(英语)