Old Marble (Faux) Specimen Ruler with Hand-carved Numbers folk art cake Some detail photos make color

Some detail photos make color appear lighter than it is

and Film Studies at the Rotch Library for Architecture and Urban Planning

very crudely carved lettering which definitely spells out PLANES and I believe AMERICA below that

displayed on the book shelf--or

and in the other one larger

Old Marble (Faux) Specimen Ruler with Hand-carved Numbers folk art cake Some detail photos make colorA little searching turns up that Italian marble pietra dura "specimen" rulers were a thing, popular in the late 1800s as Grand Tour souvenirs. This, however, is not that it appears to be to be all one piece of marble, with carved lines to delineate inches and the variations in color done with some sort of dye. I tend to like aspirational things imitating other things, but what I especially like about this one, which makes it quite singular, is that