1. A system for automated tonal balancing, comprising: a rectification server computer comprising program code stored in a memory and adapted to analyze and operate on input images to prepare them for tonal balancing, and to provide those images to other components of the system; a tone balancing server computer comprising program code stored in a memory and adapted to perform grouping and tone-balancing operations on sets of input images, and to provide the images and tone-balancing results to other components of the system; a raw image database computer comprising program code stored in a memory and adapted to store and provide unmodified images and image information to other components of the system; and a balanced image database computer comprising program code stored in a memory and adapted to store and provide tone-balanced images and image information to other components of the system.