Sturgis wrote slowly and carefully for a few minutes.

"There; behold the result."

The message had now assumed this form:



"Compare this with the reflection of the original and tell me if you do not now detect various isolated marks and incomplete letters, all of which tally with the text I have inserted here."

Dunlap made the comparison.

"I am obliged to admit that your conclusions now appear plausible," he reluctantly admitted.

Sturgis shrugged his shoulders.