Showing 602 results

Archival Description
Elisabeth Mann Borgese fonds Item
Print preview View:

594 results with digital objects Show results with digital objects

Photograph of research vessel, "Deepsea Miner"

Item is a photograph with the inscription on reverse “No object on to publication credit line must read: Photo by B.J. Nixon DEEPSEA VENTURES, Inc.” and attached paper “RESEARCH VESSEL DEEPSEA MINER: This Vessel is a converted C1-M-AV1 general cargo ship displacing 7,500 full-load tons with an overall length of 320 feet. The major hull modification was the installation of a 20 foot wide by 30 foot long well (Moon Pool) slightly aft of midship. A 75 foot high derrick was installed to handle 2,000 to 3,000 feet of 9-5/8” drill casing used during the experiment."

Photograph of a dredgehead

Item is a photograph with the inscription on reverse “No object on to publication credit line must read: Photo by B.J. Nixon DEEPSEA VENTURES, Inc.” and attached paper “DREDGEHEAD DOWN!! Specially designed dredgehead on its first lowering through the ship’s well or Moon Pool*. The dredgehead was attached to flexible hose and finally coupled to 2,700 feet of 9-5/8” pipe with special couplings to withstand tremendous bending and stress loads. *Moon Pool is a term used by men on offshore oil rigs to describe the well cut in the vessel’s midship. On calm evenings at sea, the moon’s reflections light up the well and create a very pleasant visual image similar to a lighted swimming pool."

Photograph of a land leveler

Item is a photograph with the inscription on front “A land leveler smoothing a field prior to planting on the Grand Prairie. Daily Leader Photo”, and on reverse “Please return to: FISH FARMING EXPERIMENTAL STATION, U.S. FISH AND WILDLIFE SERVICE, POST OFFICE BOX 860, STUTTGART, ARKANSAS 72160”

Photograph of a catfish farm

Item is a photograph with the inscription on reverse “Please return to: FISH FARMING EXPERIMENTAL STATION, U.S. FISH AND WILDLIFE SERVICE, POST OFFICE BOX 860, STUTTGART, ARKANSAS 72160” and “Channel catfish being loaded on a live haul truck. These fish will be hauled several hundred miles to a “fishout” pond near a big city. USDI Photo."
Results 401 to 450 of 602