source: After another reorganization of the mission staff, Rev. George Schwarz arrived in September 1887, then Rev. Wilhelm Poland in 1889.
target: Another reorganization of the mission staff occurred. Rev. George Schwarz arrived in September 1887. Rev. Wilhelm Poland arrived in 1889.
references: Another reorganization of the mission staff occurred. Rev. George Schwarz arrived in September 1887. Rev. Wilhelm Poland arrived in 1889.