Subseries C. Personal Business Files (1896-1984) contains Chamberlain's home office files. They consist of personal correspondence, correspondence about his work, photographs, newspaper and magazine article clippings, and awards. It is arranged alphabetically, as Chamberlain had arranged it in his office.

Subseries C. Personal Business Files (1896-1984) contains Chamberlain's home office files. They consist of personal correspondence, correspondence about his work, photographs, newspaper and magazine article clippings, and awards. It is arranged alphabetically, as Chamberlain had arranged it in his office.

Subseries C. Personal Business Files (1896-1984) contains Chamberlain's home office files. They consist of personal correspondence, correspondence about his work, photographs, newspaper and magazine article clippings, and awards. It is arranged alphabetically, as Chamberlain had arranged it in his office.