Popular science monthly . bitants pro-vided a great dealof excitement anddanger. Most ofthe time the oceanwas rough, toorough for takingpictures. Most ofthe dramatic ac-tion of the filmtook 1)1 ace on theocean floor of theCaribbean at adepth of aboutthirty feet. Thewater near Nassauwas found to be soclear that artificiallighting was not necessary. In the olderWilliamson undersea picture artificiallights were frequently needed. Sincethen, however, the apparatus has beenconsiderabh- impro\ed, and faster cam-era lenses have also been found. The Williamson apparatus, it will berecalled, consists o
Popular science monthly . bitants pro-vided a great dealof excitement anddanger. Most ofthe time the oceanwas rough, toorough for takingpictures. Most ofthe dramatic ac-tion of the filmtook 1)1 ace on theocean floor of theCaribbean at adepth of aboutthirty feet. Thewater near Nassauwas found to be soclear that artificiallighting was not necessary. In the olderWilliamson undersea picture artificiallights were frequently needed. Sincethen, however, the apparatus has beenconsiderabh- impro\ed, and faster cam-era lenses have also been found. The Williamson apparatus, it will berecalled, consists of a large collapsibletube suspended from the bottom of abarge. At the bottom of the tube is acamera chamber provided with a win-dow. The camera-man sits with hiscamera behind this window. In roughweather the barge would roll and thechamber and its occupant would swingback and forth. This motion of courseprevented picture-taking. The tidesfurnished another serious handicap. On 401 Twenty Thousand L(\i<^uos Lndrr the Sea. The Twentieth Cen-tury Submarine HasLittle in Common withthe One Jules VerneImagined; So SixMonths Were Devotedby the Wonderful Mo-tion-Picture MagicianstoPcrfcctingOnc (^Illus-trated Above) to Fitinto the Scenes ofthe Story. When Fin-ished It Could Dive,Rise to the Surface andShoot a ReguIationTor-pedo. It Carries a FullCrew of Thirty Men In the Bottom of theHull of the Barge aHatchway Is Provided,So That the Crew inTheirDi ving Suits MayLower Themselves tothe Ocean Bed. In theIllustration a Diver IsSliown Returning tothe Submarine by Wayof the Hatchway. NoteHow Little His Sclf-Contained Diving SuitImpedes His Move-ments Owing to ItsVery Light Weight 40!2 Staged at the Bottom of the Ocean
Size: 1326px × 1884px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1870, booksubjectscience, bookyear1872
