U.S. CONSTITUTION
Made By GREEMBLATT

HEIGHT = 6 1/4 inches
WIDTH = 5 1/4 inches
VALUE = $250 - $325
MARKING:

Note 1
This particular doostop sold for $1.75 in 1927.

Note 2:
A typical sales method of some foundries was to advertise in general merchandise catalogs.
Bradley & Hubbard even had a showroom in New York City.
Bulter Brothers on Broadway of New York City sold general merchandise thru their catalog.
In this catalog, this doorstop was advertised.

To See a catalog page 135 from their December 1927 Catalog -- Click on Picture Ad1 on left side
To See this doorstop on that page -- Click on Picture Ad2 on left side

Note 3:
Some consider this a bookend, but the advertisement clearly states "Doorstop"