On what date did the Penney Building fall due to an earthquake? 
J. C. Penney Store (Anchorage, Alaska):  This particular building was destroyed during the 1964 Alaska earthquake, one of the larger buildings in Anchorage to fall due to the shaking, as opposed to being due to landslides. 1964 Alaska earthquake: The 1964 Alaskan earthquake, also known as the Great Alaskan earthquake and Good Friday earthquake, occurred at 5:36 PM AST on Good Friday, March 27.
i don't know