Vintage Knapp Electric Corp. 6-volt electric desk fan, manufactured in the U.S.A. Features a four-blade design, black finish, and original wire safety cage with Knapp center badge. Includes the original guarantee card dated February 25, 1927, adding to its historical appeal. A desirable early automotive, marine, or desk fan collectible. Untested and sold in as-found condition with age-related wear.

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