William Henry 2 1/2 inch Folding Blade Pocket Knife Not sure of model has numbers zdp-189 hrc-67 75-0037 on blade. Any Question's Please Message.The item "William Henry Knife HRC-67/ ZDP 189 / 75-0037" is in sale since Tuesday, March 16, 2021. This item is in the category "Collectibles\Knives, Swords & Blades\Collectible Folding Knives\Modern Folding Knives\Custom & Handmade". The seller is "bowerscountrystore" and is located in Berryville, Virginia. This item can be shipped worldwide.