HHC 2014: HP-41C Regression Program Generator – A surprise
HHC 2014: RPN-1200
HHC 2014: HP-41 Card reader drive wheel replacement demonstration
HP-41 double X-Memory Module (self made)
HHC 2014: Programming the Same Task: HP-41, HP-71B, HP 50g, HP Prime
HHC 2012: The HP-41 is Alive and Well
HHC 2014: HHC eBay Topics
HHC 2014: Something, something, something Dark Side
HHC 2014: Book Binding 2.0
HHC 2014: Bisection Plus Algorithms, Remembering Jack Stout
HHC 2015: Update on 342 page Calculator References List Project
HHC 2010: HP 41CL NEWT - Nut, Extended, With Turbo (Part 1 of 2)
Wager 2v2 HP 41:14 w/AxtiionEU
HHC 2014: Scaled Reptiles from (Silicon) Laboratories
HHC 2010: HP 41CL NEWT - Nut, Extended, With Turbo (Part 2 of 2)
HHC 2015: Virtual HP-IL (and related topics) Update
HP 41C calculator, Weird Al Yankovic, White & Nerdy - 2006
HHC 2015: HP-65 Pro emulator for the Apple iPad
