Marbles Enterprises Gun show at Memorare Knights of Columbus. 2183 Jackson Ave. Seaford, NY 11783. Sat 9am-4pm and Sun 9am-3pm. $10 entry. Children 12 and under free with parent or guardian. Show will have long guns, handguns, ammo, knives, ar-15 parts, scopes, memorabilia WWI and WWII, and more. Come check it out! Thank you.