There was no company with that name. Crescent, Davenport, Stevens, and Pieper (Belgium) all furnished firearms for Shapleigh Hardware with variations of the Central Arms name.
You can find information about Russell Arms Co. shotguns online at places like Gun Trader or at many local gun stores. You can also find information online at Shotgun World or Arms List.
Central Arms Company was a trade name used by the W.H. Davenport Firearms Company on shotguns made for the Shapleigh Hardware Company of St. Louis. MO.
Yes, you can find information for Stevens firearms at the Savage Arms website. http://www.savagearms.com/
I find no listing for "London Arms Co." Provide more information or take the firearm to a local gunsmith for a professional appraisal.
Central Tafe is an institute of technology. On the website there will be information on how to enroll, tuition cost, possible employers after graduation, and information about the campus and facilities.
One can find information on CBSE, or the Central Board of Secondary Education by contacting secondary education institutions and requesting information.
You can find a brief history of Warner Arms Co in The Standard Catalog of Firearms or other reference books.