Ted Pella Inc PELCO TEM Grid Holder Block for 25 TEM Grids, Quantity: Each | Fisher Scientific
Set of 12 Cup Blocks w/ Holder - American Grip, Inc.
Clear Acrylic Ring Display Stands Holder Blocks Modern - Etsy
Amazon.com: Do It Yourself Wood Photo Holder Block - Set of 12 Picture Holders - Each 3 Inch - DIY Crafts for Kids and Fun Home Activities : Toys & Games
photo holder block | Smiling Tree Gifts USA
Find Mitutoyo 516-605 - GAUGE BLOCK HOLDER SET at Guardian Industrial Supply, a leading woman-owned distributor of industrial products.