WHOI at a Glance WHOI History Oceanographic Research WHOI Facilities Publications Visitor Information GiftShop What’s New? WHOI Through the Lens Archived Front Page Stories FAQs Contact WHOI	Four Decades of Alvin « Previous  Next » Researchers placed instruments in Alvin's basket in the late 1960s prior to the sub's launch. Undersea instruments used by researchers in Alvin became more sophisticated in later years. (©Woods Hole Oceanographic Institution)