We still have his sage advice in the IH Parts America forum threads. I always checked out his new posts when I saw his name in the forums. Have been missing them.
When I was beginning my carb restoration, someone at IH Parts America gave me mr. Mayben's cell phone number so I could call him. When I called him it was like we had been good friends for years. I sent him pictures and he responded back with a solution to my holly 1904 problem.