United States servicemen with the 81st ("Wildcat") Infantry Division rest before deployment in Honolulu, Hawaii during World War II. Men sailing in long boat off the coast of Waikiki Beach. Diamond Head seen in the background. A group of men surfing on the beach. Surfers swimming. A couple looks at the beach together. Men running towards the water on the beach. Servicemen sunbathing. Sunbathing man reads a newspaper. Men and a woman paddle in their boat. United States servicemen and sailors watch a burlesque show in Honolulu. A serviceman uses binoculars to watch the burlesque performance. Man wolf-whistles at burlesque girl.
Robert C. Richardson Jr., Commanding General of U.S. Army Forces in the Central Pacific Area, stands with his staff personnel outside headquarters in Hawaii. United States soldiers with the 81st ("Wildcat") Infantry Division on trucks heading to port during World War II. Soldiers with their supplies boarding the ship. Ships sailing out of Hawaii. Animated map shows the Pacific Ocean and important islands such as Hawaii, Solomon Islands (Guadalcanal), Palau (Angaur), and the Philippines. Servicemen spend their free time on deck of ship. Two bald servicemen chatting with their friends. Soldiers sleeping in their quarters on board ship. A shirtless soldier combs his hair. Soldiers play instruments in ship orchestra. Soldiers watch and clap for the band onboard ship.
An early electric streetcar parked in train yard. Edison batteries are seen installed under the streetcar. Vintage electric streetcar underway. An L. Bamberger & Co. (also known as Bamberger’s) Department Store electric delivery van drives to a building. An electric luggage car stops in front of a train carriage. A man driving a motorized electric cart and carrying boxes of sugar next to an “American Sugar” train car. A man operates an electric motorized cart carrying a crate marked, "General Electric Co. inside a warehouse. A warehouse employee drives an electric motorized vehicle pulling carts filled with barrels.
Photo of a miner digging and words above him read “Provide safe lighting and economical hauling for mining operations”. A young miner shows off his uniform and lighting headgear powered by an Edison battery. Battery powered electric locomotive pulling ore carts emerges from mine tunnel.
Railway car with lighting powered by Edison batteries (also known as nickel-iron battery or NiFe battery) in the United States. A man opens the compartment under a train that contains Edison batteries, also known as storage batteries. He pulls out one of the storage batteries inside the compartment. Lights inside the train car. Train signal moving. A switch tower in a train junction. Engineers operate control in tower to change switch direction. Railroad switch moving. Locomotive and train moving down track.
How Edison batteries function. The are also known as nickel-iron battery or NiFe batteries. An animated diagram shows how nickel iron alkaline storage batteries such as Edison batteries store and generate energy. The diagram shows the battery, generator, switch, motor, and a light bulb. An early nickel-iron Edison battery in wooden box. A later version of the nickel-iron battery invented by Thomas A. Edison in 1909. Pie chart showing the market share of Edison batteries over other portable batteries in 1926. Photograph of German-born American mathematician and electrical engineer Dr. Charles Proteus Steinmetz, "The Wizard of Schenectady". Slate bearing a commentary on from Dr. Steinmetz claiming "complete reversibility" of the Edison battery reaction. Diagram shows the reversible cycle of a portable battery. Animation in the diagram shows how energy is stored in the battery- the oxygen contained in the negative plate is forced to the positive plate by the charging current. The animation demonstrates the discharge of the battery. Plates from used Edison batteries show little decay after years of use.
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