Robert Annan is buried at Octorara United Presbyterian Cemetery, Quarryville, Pennsylvania.
Letter from Robert Annan to Adam Rankin (1785)
Exposition and Defense of the Westminster Assembly's Confession of Faith (1787, 1855)
Observations on Capital Punishments (1788)
Source: The Evangelical Repository, Vol. 13, No. 5 (October 1854).
Robert Annan published this 2-part article in the November and December 1788 The American Museum in response to an earlier essay by Dr. Benjamin Rush.