The publisher apologises that the data sources from some of the maps and figures were cropped off on the published article.
The missing data stated that Figure 1 and Maps 2 and 3 were created with Datawrapper, and that Figure 4 was provided by the Basel Mission Archive. Please find the full images below
Total Income of BM and PEMS in Francs between 1855-95. Source: Financial reports from BM’s Jahresbericht and PEMS’ Rapports annuels for the years 1855, 1865, 1875, 1885 and 1895. Available in: Digitale Bibliothek, Münchener DigitalisierungsZentrum: https://www.digitale-sammlungen.de/de; Bibliothèque du Défap (Paris), Archives de la Société Missionnaire Évangélique de Paris, PER 1325.

An Indian knife sharpener. Die Evangelischer Heidenbote, no. 4 (1869), 54, Basel Mission Archive.

Donation to PEMS in 1875

Donations to BM in 1875

