1 oz Gold Bars. Proof & Mint Sets. 1936-S Texas Centennial Commemorative Half Dollar MS-66 NGC. Photos in this listing may or may not be stock photos. The photos are meant to be an indication of the product you will receive. This coin has a mintage of 9,055. NGC encapsulation guarantees the coins MS-66 condition. Coins from the San Francisco Mint feature the S mint mark. Showcase your certified Texas Centennial Commemorative Half Dollar by adding a presentation box. Add this Texas Centennial Commemorative Half Dollar graded MS-66 by NGC to your cart today! This is not a photo of the actual item.