STORY & PHOTOS BY JEREMY WALTNER Thirty-five years after it debuted at the Menno City Park and 26 years after moving to a more accommodating acreage purchased by the Menno Power Heritage Association (MPHA) a half-mile north of town, the Pioneer Power Show unfolded once again last weekend. And if the 36th annual event held Saturday and Sunday, Sept. 24 and 25 suggested anything to the hundreds of exhibitors and guests who took it all in, it’s that Menno’s grandest to-do just keeps getting grander.