Happi-time Rubber Building Blocks
description
Red rubber bricks with stud and socket connection between the rows, with hinged green rubber roofs and printed card windows and doors. Essentially the same as
Minibrix
.
category
bricks that interlock
materials
rubber, card
date
1930's-50's?
made by
Sears, Roebuck & Co., USA
pictures
bricks that interlock
