Below the surface -- Water work -- Gear close-up -- Dive in, be safe -- Meet an underwater construction worker.
Summary:
"If you think construction workers have a tough job, try doing it underwater. Dive in to explore the history of underwater construction workers, the tools they use, and the dangers they face under the surface". Provided by publisher.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.