1. UA R.15.J.a.13.9 Observationes in Grönland A° 1767
2. UA. R.12.a.A.3.5.b Anton Friedrich Büsching to (?), St. Petersburg 5th April 1765.
3. UA R.15.J.b.D.02 Diarium Neu-Herrnhut 1761–1762.
4. UA R.21.A.62 Letter from Johann Daniel Titius to Johann Jakob Bossart, Wittenberg 12th May 1789.
5. UA R.22.135.43 MS: Johannes Swertner.