"Frontier class (starship)"@en . . "The Frontier-class was a type of Federation starship, a class of heavy escort vessel in Starfleet service in the 24th century. (Last Unicorn RPG module: The Price of Freedom)"@en . "The Frontier-class was a type of Federation starship, a class of heavy escort vessel in Starfleet service in the 24th century. (Last Unicorn RPG module: The Price of Freedom)"@en . . . . . . .