Uncovering Detective X, the Legendary Forensic Investigator

Wilmer Souder worked for the Bureau of Standards (now NIST) in the early 20th century. A specialist in dental records and later handwriting identification, he became a leading expert in federal cases, including the Lindbergh baby kidnapping trial. To prevent possible reprisals from criminals, he worked under the pseudonym "Detective X."READ: Secret Crime-Fighter Revealed to Be 1930s Physicist

Uncovering Detective X, the Legendary Forensic Investigator

Wilmer Souder worked for the Bureau of Standards (now NIST) in the early 20th century. A specialist in dental records and later handwriting identification, he became a leading expert in federal cases, including the Lindbergh baby kidnapping trial. To prevent possible reprisals from criminals, he worked under the pseudonym "Detective X."READ: Secret Crime-Fighter Revealed to Be 1930s Physicist