Western Union Black Box Sports Ticker
The Western Union Sports Service plaque was aluminum rather than brass. It had a "peel and stick" wax paper backing, so the servicemen could quickly slap this over any old plaque when converting a regular stock ticker into a sports ticker.
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Interior Workings
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Canadian Black Box Stock Ticker
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Bid and Offer Deleting Ticker
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Black Box Sports Ticker
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email Wackypakkr@aol.com
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