Great shape vintage Merriman Brothers (MW) of Boston, MA single block, unpolished, not refinished, bronze sheave on ash-wood plates spins freely, no dings, minor scratches and dirt on wood, no cracks. Nice patina on bronze and brass. Awesome brass plates with MB and trident logo on both sides. Ash wood is beautiful on this block. Block measures 4 inches with 1/2 inch width sheave.