Professor Lane's short review of a "little work" that touches on "the composition and behavior of inks, pencil pigments, sealing wax, and other writing materials in connection with their use upon documents." Lane feels that "A study such as this is of material importance in presenting expert evidence in civil and criminal cases..."
Lane, Victor H. Review of Documents and Their Scientific Examination, by C. A. Mitchell. Am. L. Rev.56 (1922): 797-8.