Rare picture of a Japanese Toyo Seiki .30 cal. ball cartridge box (.30-06) using code “TS” and made to U.S. specifications. Note cartridges are designated “Type 53” and date of manufacture is October 1956 (Shōwa 31.10.). From catalog dated c. 1958.
Cartridges with this headstamp code are very rare and only reported with a “53” date. In the 1956 the code changed to “J-TE”.