The Vintage Alley Akro Agate Peltier Christen Swirl Glass Marble lot of 13 is a collection of machine-made marbles from the United States, specifically manufactured in the 1940s. Created by artist Christensen, these marbles feature a swirl style design and are part of the pre-1970 era. With a total of 13 units in this lot, these Akro Agate marbles are a unique and nostalgic find for collectors of vintage glass marbles. This is a listing for 13 vintage marbles. I am not an expert so I do apologize if I describe them not correct. Most are in very good condition. Some have light wear. Please message me with any questions or need sizing for any other marbles.