Sherm Poppen, a grandfather of snowboarding, dies at 89 - The Washington Post
Laurie L Poppen, (402) 491-3694, 14101 Sahler St, Omaha, NE | Nuwber
The Dawning — THE OG INVITATIONAL
Why snowboarders owe a debt to Sherman Poppen – and his Snurfing daughter Wendy | The Scotsman
'One in a million': Sherman Poppen, inventor of the Snurfer, remembered as a 'driving force' in Muskegon who changed thousands of students' lives - Community Foundation Muskegon County
Poppen family name
Former Steamboat Springs resident Sherman Poppen, grandfather of snowboarding, dies at age 89 | AspenTimes.com