Charles Dunham Knight engineer working on "Devil's Railroad" Brazil

"Pop" Knight was one of many workers on section of railroad in Brazilian rainforest. The project was abandoned when the majority of workers became ill or died as a result of the effort,hence the name "Devil's Railroad'. The real name was Memore-madeira railroad or some such. Charles D. Knight's family awaited him in Brooklyn NY.
Wife Mary Reilly Knight, children Anna, Luella, Clara, Charles and Francis.