Mobile phone inventor made first call 50 years ago - BBC News
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Smartphone History - The First Smartphone | SimpleTexting
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Before IPhone and Android Came Simon, the First Smartphone - Bloomberg
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Smartphone History: Impact of Mobile Devices Through Time | Arrow.com
A (Mostly) Quick History of Smartphones - Cellular Sales
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Who Really Invented The Smartphone? Steve Jobs. | Mac O'Clock
Who Invented Smartphone? || 6W1H - YouTube
The iPhone Wasn't the First Smartphone. Here's How It Managed to Change the World | Inc.com
Steve Jobs Originally Envisioned the iPhone as Mostly a Phone | HISTORY
Cellphone inventor Martin Cooper: Smartphones aren't optimal | CBC Radio
Smartphone History - The First Smartphone | SimpleTexting
What Was The First Smartphone? - YouTube
The smartphone is turning 25: here's how far it's come -- Verdict
Apple's iPhone turns 10: Here's a look at the smartphone through the decade
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World's first 'smartphone' celebrates 20 years - BBC News
