HPOCA

AcronymDefinition
HPOCAHart-Parr/Oliver Collectors Association
References in periodicals archive ?
Past president of the Great Plains Chapter of the HPOCA Ken Steinberg, Colton, S.D., noted that the show would have been even larger if the 80-plus volunteers had been able to set up their own exhibits.
If you are looking for a mid-winter glimpse of green, then consider attending the HPOCA's National Winter Get-Together in Moline, Ill., Feb.
Gerold's demonstrations were a big hit at the 14th Annual HPOCA National Summer Show, where under his steady hand, the tractor pulled itself up, held, and lowered itself back down with smooth and controlled power.