19th C. Sandpaper Theorem Peaches on Card curious carving I can't get the cap

I can't get the cap off the latter

which floats inside a beautiful old leather cover

With a carved horn wheel

for auld lang syne

19th C. Sandpaper Theorem Peaches on Card curious carving I can't get the capA voluptuous trio of peaches, rendered with the use of stencils, theorem style, but it seems to me perhaps with marble dust incoporated, as there is that sort of sandpaper texture to the drawing painting. Which makes it rather unusual, and a bit elusive too I am not entirely certain whether done in pastels with some sort of fixative over them or finely spatter painted. 19th c. for sure, whatever the case, and quite lovely. 7 1 2 x 5 1 2" with cut to