Detailed stratigraphic work in the course of four geologic expeditions has allowed refinement of the Early Cretaceous stratigraphy of the Zanskar Range. The Giumal Sandstone. which is comprised between the Late Jurassic to earliest Cretaceous. Spiti Shale and the mid-Cretaceous Chikkim and Fatu La pelagic limestones. https://www.roneverhart.com/Liftmaster-CSL24UL-Slide-Gate-Opener/