This pair of bookcases was formerly in the braccio nuovo, or new wing, of the Palazzo Rospigliosi, Rome, where it was listed in the inventory of 1722.The ovals in the crests were filled with painted and gilded allegorical devices and mottoes, which have been replaced by photographs. The motto on this bookcase reads: LABOR OMNIA VINCIT (work overcomes all) and on .2: NONDUM IN AUGE (not yet famous).