Les explorateurs du Cambodge [Explorers of Cambodia] by Edme Casimir Croizier (de) A portrait gallery of the pioneering explorers of Angkor by Marquis de Croizier in a brochure published in 1878. In French
Vocabulaire francais-cambodgien et cambodgien francais | French-Khmer Vocabulary by Jean Moura A bilingual manual of conversation which is also an interesting snapshot of the first years of the French Protectorate in Cambodia. In French & Khmer