Expositions, conventions and more... Vintage calculators, pocket computers, and more... Vintage computers, and more... Calculators in Portland August 25, 2023August 25, 2023
Expositions, conventions and more... Portland Retro Gaming Expo 2017 October 21, 2017November 5, 2019
Expositions, conventions and more... The Portland Retro Gamer Expo X October 17, 2015November 6, 2019
Expositions, conventions and more... Portland Mini Maker Fair September 12, 2015November 6, 20193 Comments
