
National Motorcycle Museum
site for monumental sale
(September 6, 2023) ANAMOSA, Iowa — Mecum Auctions, the world’s largest collector car auction company, will stage The John Parham Estate Collection at the National Motorcycle Museum this September 6-9 offering an estimated 300 collector-grade, museum-worthy motorcycles and an estimated 1,000 lots of Road Art encompassing more than 6,000 pieces in total.