There may once have been fabric attached to the bottom that are some point was removed
ink on paper
or a birdhouse inside the M for Martin
or setting a potted plant
and also for a carved boot or shoe (including boot-shaped vesta)
Late 19th C. G.W. Flavell & Bro. Philadelphia Catalogue of Braces, Pessaries, Elastic Stockings and Much More prison art box There may once have beenI believe this catalog dates to the 1890s or so, produced by G. W. Flavell & Brothers, Philadelphia. Offered for sale are everything from "soft rubber urinals"; to all manner of supporters and trusses for the abdomen, uterus, kidneys, appendix, etc; to crutches, braces, elevator shoes, posture correcting corsets, and much more. A catalog of curiosities. 8 x 5 1 6" , 48 pages. Missing cover, otherwise complete and in good condition, with one loose page