Perishable artifacts are rare finds in the Northwest Plains and the adjacent Rocky Mountains and any addition to the inventory makes a significant contribution. In the case of perishable objects from Last Canyon Cave in southern Montana, this is particularly true as one of the objects is unique to the region, a sandal. In this paper we describe the two items from Last Canyon, discuss their regional occurrence, and suggest the origin of the technology outside of the Northwest Plains/Rocky Mountains

中文翻译：

---

来自蒙大拿州最后峡谷洞穴的易腐烂文物

易腐烂的文物在西北平原和邻近的落基山脉是罕见的发现，任何增加库存都会产生重大影响。对于来自蒙大拿州南部最后峡谷洞穴的易腐烂物品来说，尤其如此，因为其中一个物品是该地区独有的，即凉鞋。在本文中，我们描述了 Last Canyon 中的两个项目，讨论了它们的区域发生情况，并建议了西北平原/落基山脉以外的技术起源