The railroad picture in its original condition.
The railroad picture after adjustments in
brightness, contrast, and gamma correction.
The Address Written along the Right Side  

The Name in the Damaged Area across the Top

Handwriting Samples

S in Sherburn                     r in Sherburn                        S in Swords                        r in Ptrk                                 

The Writing on the Boxcar

   The Conductors                  The Telegraph Operators         

 The Man in the White Hat                       The Gang Boss                         

The Post to the Far Right

The Man Holding the Certificate
Spreadsheet for Calculating Time of Day and Day of the Year
References for A Case Study in Digital Detective Work
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Case Study in Digital Detective Work
Click on thumbnails to see larger images.