Abstract: Data cartridge magazines are disclosed herein. The disclosed data cartridge magazines comprise: a frame; a plurality of slots defined by the frame; and a plurality of locking elements. Each slot is configured to accept a data cartridge, and each locking element corresponds to one of the plurality of slots. Each locking element is operative in a locked and unlocked configuration. Each locking element is further configured to cooperate with the data cartridge when the data cartridge is inserted into the corresponding slot and the corresponding locking element is in the locked configuration. The locking element prevents removal of the data cartridge in the locked configuration and the locking element allows removal of the data cartridge in the unlocked configuration.