The Watermark
Following Holmes’s example, Watson tries to infer the writer’s circumstances from the paper used for the letter. Holmes picks up on one of Watson’s words and asks him to make a small experiment. What can be seen within the paper when it is held against the light? Watson looks closely.
Following Holmes’s example, Watson tries to infer the writer’s circumstances from the paper used for the letter. Holmes picks up on one of Watson’s words and asks him to make a small experiment. What can be seen within the paper when it is held against the light? Watson looks closely.