1896-1898 Bongu/New Guinea, then Rietmond until 1904; Letters, also private letters from New Guinea and Siar, 1896-1898; Letters and reports from the Rietmond reserve, 1899-1904; Instruction for Ludwig Holzapfel, 1901; Characteristics of Carl Berger's missionary activity, 1903; Answer by Ludwig Holzapfels to Carl Berger's petition, 1903; Reports on d. Reservat Rietmond, 1902 and 1903; Kriegsbericht u. Profitabilitätsrechnung von Rietmond, 1904; Meta Holzapfel, née Brill about the murder of her husband, 1904; Correspondence with Meta Holzapfel, née Brill (also curriculum vitae 1900), 1904-1963; excerpts from Ludwig Holzapfels Reports, 26 p. ms.., 1900-1904;

Vol. 1; Letters and Reports from New Guinea, 1895-1899; Conference Paper "Our Position on the Roman Mission", 14 p. hs, 1897; Map sketches of Astrolabe-Bai and Pomeranian Bay, as well as of the Kaiser-Wilhelms-Land from Gorinna to Bunsenspitze, scale 1:250.000, drawn by Hanke, 1897-1898; Narrative of the Moon God in the Bongu language, with German translation, 1898; paper "Die Erziehung u. Behandlung unserer Eingeb.n hinsichtlich ihrer sittlichen, geistigen u. materiellen Entwicklung", 19 p., ed. 1899; Private Letters to Inspectors, 1895-1902; Vol. 2; Letters and Reports from New Guinea, 1899-1905; Biblical Stories in the Bongu Language, 16 p.., Dr., 1901; Vol. 3; Letters and Reports from New Guinea, 1906-1912; "Painting the Body with Red Color by the Papuans", IN: Brudergruß, 18th ed, 1906; "Reisebericht über eine Erkundungsreise in das Gebiet der Djeba-Lpete", 1912; Korrespondenz mit August Hanke im Heimaturlaub, 1909; vol. 4; Letters and reports from New Guinea (also family letters), 1913-1918; Nachricht vom Tod von August Hanke, 1918; Correspondenz mit Johanna Hanke, geb. Heider in New Guinea, 1919-1920; correspondence with Johanna Hanke in Germany, 1921-1966; death certificate, obituary and letter of condolence for Johanna Hanke, 1966

Vol. 1 Curriculum vitae (3 versions) and certificates, 1898-1901; letters to Inspector Spiecker concerning application and admission to the mission seminar, 1897-1901; health certificate, also for Bride Emma Klingelhöller, 1907 and 1913; letters and reports from New Guinea, 1907-1926; conference sermon on John 8:12, 1911; model of a school contract for registered missionaries, 1897-1901; letter of recommendation to Inspector Spiecker. Pupil, Dr., 1914; "Kali ra!" (For All!), No. 1, 1 sheet, Dr., 1914; Referat "Neuregelung in Bezug auf Wiederbesetzung der Astrolabe-Bai", 1922; Correspondence with Georg Eiffert in der Heimat, 1926-1929; Letters and Reports, as well as Circulars from New Guinea, 1929-1934; Correspondence with Emma Eiffert, 1930-1931; "Faita-Chronik", 1930-1934; Vol. 2; Correspondence with Georg Eiffert in Heimatarbeit, 1935-1953; Versorgungsangelegenheiten, 1935-1953; Obituary for daughter Maria Eiffert, 1946; Obituary and death certificate for Georg Eiffert, 1953

Letters and reports from New Guinea; land purchase contract (copy) with the New Guinea Company in Finschhafen, 1888; house construction bill Bogadjim, 1888; annual report on Bogadjim, 1889

New Guinea:; Contains: Letters and reports from New Guinea, 1887-1889; same 1889-1891; land purchase contract (copy) with the New Guinea Company in Finschhafen, 1888; house construction bill Bogadjim, 1888; annual report on Bogadjim,1889