Uncle Sam
From The Arthur Conan Doyle Encyclopedia

Cultural figure.
Uncle Sam (with the same initials as United States) is a common national personification of the United States, depicting the federal government or the country as a whole.
In the Sherlock Holmes stories
The Valley of Fear (1914)
His Last Bow (1917)
- Altamont (Sherlock Holmes in disguise), a tall, gaunt man of sixty, with clear-cut features and a small goatee beard, was compared to the caricatures of Uncle Sam (LAST 197).
Other Uncle Sams (characters)
Uncle Jeremy's Household (1887)
- Ethel Thurston was the youngest of Uncle Sam's children (UNCL 133).
Here, Uncle Sam is the short name for Uncle Samuel Thurston.
The Land of Mist (1926)
- The medium Tom Linden grumbled that sitters ruined his clairvoyance by feeding him guesses : "That's surely my Uncle Sam, and so forth" (LAND 2208).
