An autonomously operated system is configured to load at least one unbound deformable article into a container. The system includes a refillable cartridge configured to receive therein the article, at least one extendable conveyor being configured to extend into the refillable cartridge and deposit the article within the refillable cartridge, a driven lifter configured to selectively lower and raise the refillable cartridge relative to the at least one extendable conveyor, one or more sensors configured output a signal indicative of a fill height of the refillable cartridge, and at least one controller configured to, in response a received signal form the one or more sensors, instruct the driven lifter to at least one of raise and lower the refillable cartridge to at least one of one or more loading heights for receiving the article, and lower the refillable cartridge to an unloading position within the container.