The iPhone Wasn't the First Smartphone. Here's How It Managed to Change the World | Inc.com
Smartphone History - The First Smartphone | SimpleTexting
The first smartphone – Vladan Lausevic
The history of smartphones: timeline | Smartphones | The Guardian
What was the first smartphone?
The World's First Smartphone, Simon Personal Communicator - video Dailymotion
Did Apple make the first smartphone? - Quora
World's first 'smartphone' celebrates 20 years - BBC News
The smartphone is turning 25: here's how far it's come -- Verdict
Leica's first smartphone, the Leitz Phone 1, hits the Japanese market: Digital Photography Review
Smartphone | Britannica
Nokia launches world's first smartphone with a unique five camera array in Barcelona - Tech - DAWN.COM
Before IPhone and Android Came Simon, the First Smartphone - Bloomberg
Smartphone History: Impact of Mobile Devices Through Time | Arrow.com | Arrow.com
HTC One S: T-Mobile's first smartphone with Android 4.0
World's first smartphone turns 20
Leica's first smartphone, the Leitz Phone 1, hits the Japanese market: Digital Photography Review
The smartphone is turning 25: here's how far it's come -- Verdict
World's First Smartphone Turns 20 Today
Cell phone history: From the first phone to today's smartphone wonders
My First Smartphone – Cell Phone Baby Toy, for Toddlers and Young Children – 15 Unique Buttons and
What Was The First Smartphone? - YouTube
World's First Smartphone Simon Launched Before iPhone
Oldest Smartphone Still in Use : r/Android
