i. 20 February 1817 - Berlin - (To Hunneman.) Payments for plants. Mentions Gardner, Mougeot, Anderson, Shepherd, and McOwen. Has been made a member of London Society of Horticulture. (German).
ii. 26 May 1818 - Berlin - (To Hunneman.) Parcels of plants. Looks forward to visit of Hunneman. Is writing a description of Plumbago. (German).
iii. 25 July 1818 - Berlin - (To Hunneman.) Seeds received. (German).
iv. 18 August 1818 - Berlin - (To Hunneman.) Seeds. Shepherd, Anderson, Lambert and Borneman. (German).
v. 30 October 1818 - Berlin - (To Hunneman.) Lists plants, Shepherd, Anderson, Lambert and Borneman. (German).
vi. 15 March 1819 - Berlin - (To Hunneman.) Note re. Prof. Lichtenstein. (German).
vii. 23 March 1819 - berlin - (To Hunneman.) William Kent, Shepherd, Schweigger. (German).
viii. 20 april 1819 - Berlin - (To Hunneman.) Note re. Bauman. (German).
ix. 8 May 1819 - Berlin - (To Hunneman.) Anderson. Lists plants. Seeman, Lambert, Loddiges, Horticultural Society. (German).
x. 12 May 1819 - Berlin - (To Hunneman.) Parcels sent and received. Georgian flowers. Anderson, Shepherd. (German).
xi. 12 June 1819 - Berlin - (To Hunneman.) Shepherd, Lambert and plants. (German).
xii. 16 February 1839 - Berlin - The late J. Hunneman. Cost of forwarding plants and seeds. Hopes old arrangements can continue. (German).
xiii. 19 February 1819 - Berlin - Boxes of plants for 1. Hort. Soc. Dr. Lindley. 2. Mr. Shepherd. 3. Fr. Mackie. (German).
xiv. 24 July 1841 - Berlin - Parcel and books for J.C. Loudon. Written by Eduard Otto on behalf of his father. E.O. has recently returned from S. America with a good collection of plants. Publications.
xv. 6 September 1841 - Boxes of plants from and to Mr. Forbes of Woburn Abbey. Accounts. Publications. Has delivered parcels to Ptof. Kunze.
xvi. 7 November 1841 - Berlin - Cactus plants for Cuming. Books for J.C. Loudon and J. Smith of Kew Gardens. Asks for news of Schomburgh (sic) in Demerara and plants he has sent. (W.P. has noted reply. Sends message for Dr. Krantz and reports death of D. Don.).