WEIGHT = 8.735 lbs.
HEIGHT = 15 1/2 inches
WIDTH = 7 3/8 inches
VALUE = $300 - $400

MARKING
86

Note 1:
National sold this doorstop unpainted for 90 cents or electroplated with brass, copper, or nickel for $3.60 per National's 1920's Catalog.
They also sold paint kits or their doorstops painted.

Note 2:
The Albany Foundry also made this doorstop.

Note 3:
Albany's version is also shown on this website.