No.	Title	Date
1	Suggestions for a grammar of "Bangala" (the lingua franca of the Upper Congo), with 2000 words and many useful phrases
2	Vocabulary of the Bangala language as spoken in the Lado District, Mongalla Province : (interleaved version)
3	Suggestions pour une grammaire du "bangala" (la "lingua franca" du Haut Congo) et un vocabulaire français-bangala-swahili, avec beaucoup de phrases dans ces trois langues
4	Vocabulaire du lingala
5	Suggestions for a grammar of "Bangala", the "lingua franca" of the Upper Congo, with dictionary
6	[Lingala language learning cards]
7	[Lingala language learning cards]
8	[Lingala language learning cards]