The initials "DC" came from the company's popular series Detective Comics, which subsequently became part of the company's name.
No, they are not. "dc" is simply an indicator of a location.
No, DC comics is owned by Warner Bros. and Marvel comics is owned by Disney.
Superman 3-D, in 1953.
We really need more information than that provided such as title , issue number and condition or you can refer to a copy of the 'Overstreet Comic Book Price Guide' for pricing .