HEIGHT = 7 1/4 inches
WIDTH = 5 7/8 inches
VALUE = $125 - $225

MARKING:
three concentric "C's" with a forward slash thru them   105

Note :
Hubley makes a similar doorstop that can be seen at this website. The main difference is that there is no hole in Hubley's top right flower.

Note :
This is one of at least three doorstops made by this Foundry as told by the similar marking on each doorstop back. The only known foundry whose initials could possibly match is Creations