Catechist and colonist, 1834-1848 in the Cape, 1848-1852 in Ebenezer, Bethanien, Berseba, 1852-1875 in Germany, then back to Africa, see also RMG 2.372; Letters and diaries by Samuel Johann Hahn and Mrs. Helene Hahn, née Langenbeck, 1831-1855; C. Böhm to Mrs. Helene Hahn, 1870; Fr. Heinrich Hahn, Dautzschen to Deputation, 1884;
Rhenish Missionary Society1852-1853 in Bethanien, Otjikango; letters and diaries from missionary holidays, 1848-1850; letters and diaries from Africa, also from Emmy Haupt (1854 married to Georg Zimmer), Gorth's bride, d. did not find him alive anymore, 1851-1853; transcript from "Hessische Biographien": "Gorth, Matthäus, Missionar, 1823-1853", edited by Hermann Haupt, Darmstadt, 1918; photocopy of the obituary for Matthäus Gorth in the reports of the RMG;
Rhenish Missionary Society1844-1847 in Capeland, 1848-1852 in Worchester, Otjikango, Okahandja, Otjimbingue, leaving, from 1852 preacher at the Cap, Paarl; sacred poems and songs, composed and recorded by Friedrich Wilhelm Kolbe in his youth, octavheft, not published.Diary for Mr. Eickhoff, Gütersloh, with 7 drawings and explanations, 1847-1848; letters and diaries from various locations, including "Bericht über d. Überfall Jonker Afrikaners auf d. Missions-Station Schmelens Erwartung", 23.08.1850; rehearsal of the Rhine. Missionspresse, 1849; Report on the death of his wife Isabella Kolbe, née Elliott, 1893;
Rhenish Missionary Society